mirror of
https://github.com/Aurorastation/Aurora.3.git
synced 2026-08-23 04:51:32 +01:00
no relative pathing (#16234)
* the voices win in the end * cleanup * changelog * secure.dm hates me * make_exact_fit() in initialize instead of whatever was happening before
This commit is contained in:
harryob
@@ -98,332 +98,362 @@
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/datum/SDQL_parser/proc
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//query: select_query | delete_query | update_query
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query(i, list/node)
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query_type = tokenl(i)
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/datum/SDQL_parser/proc/query(i, list/node)
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query_type = tokenl(i)
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switch(query_type)
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if("select")
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select_query(i, node)
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switch(query_type)
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if("select")
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select_query(i, node)
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if("delete")
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delete_query(i, node)
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if("delete")
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delete_query(i, node)
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if("update")
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update_query(i, node)
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if("update")
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update_query(i, node)
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if("call")
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call_query(i, node)
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if("call")
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call_query(i, node)
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if("explain")
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node += "explain"
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node["explain"] = list()
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query(i + 1, node["explain"])
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if("explain")
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node += "explain"
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node["explain"] = list()
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query(i + 1, node["explain"])
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// select_query: 'SELECT' select_list [('FROM' | 'IN') from_list] ['WHERE' bool_expression]
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select_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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/datum/SDQL_parser/proc/select_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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node += "select"
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node["select"] = select
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node += "select"
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node["select"] = select
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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node += "from"
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node["from"] = from
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node += "from"
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node["from"] = from
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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node += "where"
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node["where"] = where
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node += "where"
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node["where"] = where
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return i
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return i
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//delete_query: 'DELETE' select_list [('FROM' | 'IN') from_list] ['WHERE' bool_expression]
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delete_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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/datum/SDQL_parser/proc/delete_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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node += "delete"
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node["delete"] = select
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node += "delete"
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node["delete"] = select
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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node += "from"
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node["from"] = from
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node += "from"
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node["from"] = from
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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node += "where"
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node["where"] = where
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node += "where"
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node["where"] = where
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return i
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return i
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//update_query: 'UPDATE' select_list [('FROM' | 'IN') from_list] 'SET' assignments ['WHERE' bool_expression]
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update_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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/datum/SDQL_parser/proc/update_query(i, list/node)
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var/list/select = list()
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i = select_list(i + 1, select)
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node += "update"
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node["update"] = select
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node += "update"
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node["update"] = select
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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node += "from"
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node["from"] = from
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node += "from"
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node["from"] = from
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if(tokenl(i) != "set")
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i = parse_error("UPDATE has misplaced SET")
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if(tokenl(i) != "set")
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i = parse_error("UPDATE has misplaced SET")
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var/list/set_assignments = list()
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i = assignments(i + 1, set_assignments)
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var/list/set_assignments = list()
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i = assignments(i + 1, set_assignments)
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node += "set"
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node["set"] = set_assignments
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node += "set"
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node["set"] = set_assignments
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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node += "where"
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node["where"] = where
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node += "where"
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node["where"] = where
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return i
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return i
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//call_query: 'CALL' call_function ['ON' select_list [('FROM' | 'IN') from_list] ['WHERE' bool_expression]]
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call_query(i, list/node)
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var/list/func = list()
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i = call_function(i + 1, func)
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/datum/SDQL_parser/proc/call_query(i, list/node)
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var/list/func = list()
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i = call_function(i + 1, func)
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node += "call"
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node["call"] = func
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if(tokenl(i) != "on")
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return i
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var/list/select = list()
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i = select_list(i + 1, select)
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node += "on"
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node["on"] = select
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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node += "from"
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node["from"] = from
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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node += "where"
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node["where"] = where
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node += "call"
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node["call"] = func
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if(tokenl(i) != "on")
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return i
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var/list/select = list()
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i = select_list(i + 1, select)
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node += "on"
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node["on"] = select
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var/list/from = list()
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if(tokenl(i) in list("from", "in"))
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i = from_list(i + 1, from)
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else
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from += "world"
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node += "from"
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node["from"] = from
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if(tokenl(i) == "where")
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var/list/where = list()
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i = bool_expression(i + 1, where)
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node += "where"
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node["where"] = where
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return i
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//select_list: select_item [',' select_list]
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select_list(i, list/node)
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i = select_item(i, node)
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/datum/SDQL_parser/proc/select_list(i, list/node)
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i = select_item(i, node)
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if(token(i) == ",")
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i = select_list(i + 1, node)
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if(token(i) == ",")
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i = select_list(i + 1, node)
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return i
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return i
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//from_list: from_item [',' from_list]
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from_list(i, list/node)
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i = from_item(i, node)
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/datum/SDQL_parser/proc/from_list(i, list/node)
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i = from_item(i, node)
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if(token(i) == ",")
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i = from_list(i + 1, node)
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if(token(i) == ",")
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i = from_list(i + 1, node)
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return i
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return i
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//assignments: assignment, [',' assignments]
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assignments(i, list/node)
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i = assignment(i, node)
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/datum/SDQL_parser/proc/assignments(i, list/node)
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i = assignment(i, node)
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if(token(i) == ",")
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i = assignments(i + 1, node)
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if(token(i) == ",")
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i = assignments(i + 1, node)
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return i
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return i
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//select_item: '*' | select_function | object_type
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select_item(i, list/node)
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/datum/SDQL_parser/proc/select_item(i, list/node)
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if(token(i) == "*")
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node += "*"
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i++
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if(token(i) == "*")
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node += "*"
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i++
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else if(tokenl(i) in select_functions)
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i = select_function(i, node)
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else if(tokenl(i) in select_functions)
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i = select_function(i, node)
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else
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i = object_type(i, node)
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else
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i = object_type(i, node)
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return i
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return i
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//from_item: 'world' | object_type
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from_item(i, list/node)
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/datum/SDQL_parser/proc/from_item(i, list/node)
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if(token(i) == "world")
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node += "world"
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i++
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if(token(i) == "world")
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node += "world"
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i++
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else
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i = object_type(i, node)
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else
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i = object_type(i, node)
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return i
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return i
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//bool_expression: expression [bool_operator bool_expression]
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bool_expression(i, list/node)
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/datum/SDQL_parser/proc/bool_expression(i, list/node)
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var/list/bool = list()
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i = expression(i, bool)
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var/list/bool = list()
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i = expression(i, bool)
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node[++node.len] = bool
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node[++node.len] = bool
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if(tokenl(i) in boolean_operators)
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i = bool_operator(i, node)
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i = bool_expression(i, node)
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if(tokenl(i) in boolean_operators)
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i = bool_operator(i, node)
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i = bool_expression(i, node)
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return i
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return i
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//assignment: <variable name> '=' expression
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assignment(i, list/node)
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/datum/SDQL_parser/proc/assignment(i, list/node)
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node += token(i)
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node += token(i)
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if(token(i + 1) == "=")
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var/varname = token(i)
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node[varname] = list()
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if(token(i + 1) == "=")
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var/varname = token(i)
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node[varname] = list()
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i = expression(i + 2, node[varname])
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i = expression(i + 2, node[varname])
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else
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parse_error("Assignment expected, but no = found")
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else
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parse_error("Assignment expected, but no = found")
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return i
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return i
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//variable: <variable name> | <variable name> '.' variable
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variable(i, list/node)
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var/list/L = list(token(i))
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node[++node.len] = L
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/datum/SDQL_parser/proc/variable(i, list/node)
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var/list/L = list(token(i))
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node[++node.len] = L
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if(token(i + 1) == ".")
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L += "."
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i = variable(i + 2, L)
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if(token(i + 1) == ".")
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L += "."
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i = variable(i + 2, L)
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else
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i++
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return i
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//object_type: <type path> | string
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/datum/SDQL_parser/proc/object_type(i, list/node)
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if(copytext(token(i), 1, 2) == "/")
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node += token(i)
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else
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i = string(i, node)
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return i + 1
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//comparitor: '=' | '==' | '!=' | '<>' | '<' | '<=' | '>' | '>='
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/datum/SDQL_parser/proc/comparitor(i, list/node)
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if(token(i) in list("=", "==", "!=", "<>", "<", "<=", ">", ">="))
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node += token(i)
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else
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parse_error("Unknown comparitor [token(i)]")
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return i + 1
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//bool_operator: 'AND' | '&&' | 'OR' | '||'
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/datum/SDQL_parser/proc/bool_operator(i, list/node)
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if(tokenl(i) in list("and", "or", "&&", "||"))
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node += token(i)
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else
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parse_error("Unknown comparitor [token(i)]")
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return i + 1
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//string: ''' <some text> ''' | '"' <some text > '"'
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/datum/SDQL_parser/proc/string(i, list/node)
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if(copytext(token(i), 1, 2) in list("'", "\""))
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node += token(i)
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else
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parse_error("Expected string but found '[token(i)]'")
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return i + 1
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//call_function: <function name> ['(' [arguments] ')']
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/datum/SDQL_parser/proc/call_function(i, list/node)
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parse_error("Sorry, function calls aren't available yet")
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return i
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//select_function: count_function
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/datum/SDQL_parser/proc/select_function(i, list/node)
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parse_error("Sorry, function calls aren't available yet")
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return i
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//expression: ( unary_expression | '(' expression ')' | value ) [binary_operator expression]
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/datum/SDQL_parser/proc/expression(i, list/node)
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if(token(i) in unary_operators)
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i = unary_expression(i, node)
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else if(token(i) == "(")
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var/list/expr = list()
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i = expression(i + 1, expr)
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|
||||
if(token(i) != ")")
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parse_error("Missing ) at end of expression.")
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||||
|
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else
|
||||
i++
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||||
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return i
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node[++node.len] = expr
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|
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else
|
||||
i = value(i, node)
|
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|
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if(token(i) in binary_operators)
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i = binary_operator(i, node)
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i = expression(i, node)
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||||
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else if(token(i) in comparitors)
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i = binary_operator(i, node)
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var/list/rhs = list()
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i = expression(i, rhs)
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node[++node.len] = rhs
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//object_type: <type path> | string
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object_type(i, list/node)
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||||
|
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if(copytext(token(i), 1, 2) == "/")
|
||||
node += token(i)
|
||||
|
||||
else
|
||||
i = string(i, node)
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||||
|
||||
return i + 1
|
||||
return i
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||||
|
||||
|
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//comparitor: '=' | '==' | '!=' | '<>' | '<' | '<=' | '>' | '>='
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comparitor(i, list/node)
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//unary_expression: unary_operator ( unary_expression | value | '(' expression ')' )
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/datum/SDQL_parser/proc/unary_expression(i, list/node)
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if(token(i) in unary_operators)
|
||||
var/list/unary_exp = list()
|
||||
|
||||
if(token(i) in list("=", "==", "!=", "<>", "<", "<=", ">", ">="))
|
||||
node += token(i)
|
||||
|
||||
else
|
||||
parse_error("Unknown comparitor [token(i)]")
|
||||
|
||||
return i + 1
|
||||
|
||||
|
||||
//bool_operator: 'AND' | '&&' | 'OR' | '||'
|
||||
bool_operator(i, list/node)
|
||||
|
||||
if(tokenl(i) in list("and", "or", "&&", "||"))
|
||||
node += token(i)
|
||||
|
||||
else
|
||||
parse_error("Unknown comparitor [token(i)]")
|
||||
|
||||
return i + 1
|
||||
|
||||
|
||||
//string: ''' <some text> ''' | '"' <some text > '"'
|
||||
string(i, list/node)
|
||||
|
||||
if(copytext(token(i), 1, 2) in list("'", "\""))
|
||||
node += token(i)
|
||||
|
||||
else
|
||||
parse_error("Expected string but found '[token(i)]'")
|
||||
|
||||
return i + 1
|
||||
|
||||
|
||||
//call_function: <function name> ['(' [arguments] ')']
|
||||
call_function(i, list/node)
|
||||
|
||||
parse_error("Sorry, function calls aren't available yet")
|
||||
|
||||
return i
|
||||
|
||||
|
||||
//select_function: count_function
|
||||
select_function(i, list/node)
|
||||
|
||||
parse_error("Sorry, function calls aren't available yet")
|
||||
|
||||
return i
|
||||
|
||||
|
||||
//expression: ( unary_expression | '(' expression ')' | value ) [binary_operator expression]
|
||||
expression(i, list/node)
|
||||
unary_exp += token(i)
|
||||
i++
|
||||
|
||||
if(token(i) in unary_operators)
|
||||
i = unary_expression(i, node)
|
||||
i = unary_expression(i, unary_exp)
|
||||
|
||||
else if(token(i) == "(")
|
||||
var/list/expr = list()
|
||||
@@ -436,96 +466,50 @@
|
||||
else
|
||||
i++
|
||||
|
||||
node[++node.len] = expr
|
||||
unary_exp[++unary_exp.len] = expr
|
||||
|
||||
else
|
||||
i = value(i, node)
|
||||
i = value(i, unary_exp)
|
||||
|
||||
if(token(i) in binary_operators)
|
||||
i = binary_operator(i, node)
|
||||
i = expression(i, node)
|
||||
|
||||
else if(token(i) in comparitors)
|
||||
i = binary_operator(i, node)
|
||||
|
||||
var/list/rhs = list()
|
||||
i = expression(i, rhs)
|
||||
|
||||
node[++node.len] = rhs
|
||||
node[++node.len] = unary_exp
|
||||
|
||||
|
||||
return i
|
||||
else
|
||||
parse_error("Expected unary operator but found '[token(i)]'")
|
||||
|
||||
|
||||
//unary_expression: unary_operator ( unary_expression | value | '(' expression ')' )
|
||||
unary_expression(i, list/node)
|
||||
|
||||
if(token(i) in unary_operators)
|
||||
var/list/unary_exp = list()
|
||||
|
||||
unary_exp += token(i)
|
||||
i++
|
||||
|
||||
if(token(i) in unary_operators)
|
||||
i = unary_expression(i, unary_exp)
|
||||
|
||||
else if(token(i) == "(")
|
||||
var/list/expr = list()
|
||||
|
||||
i = expression(i + 1, expr)
|
||||
|
||||
if(token(i) != ")")
|
||||
parse_error("Missing ) at end of expression.")
|
||||
|
||||
else
|
||||
i++
|
||||
|
||||
unary_exp[++unary_exp.len] = expr
|
||||
|
||||
else
|
||||
i = value(i, unary_exp)
|
||||
|
||||
node[++node.len] = unary_exp
|
||||
|
||||
|
||||
else
|
||||
parse_error("Expected unary operator but found '[token(i)]'")
|
||||
|
||||
return i
|
||||
return i
|
||||
|
||||
|
||||
//binary_operator: comparitor | '+' | '-' | '/' | '*' | '&' | '|' | '^'
|
||||
binary_operator(i, list/node)
|
||||
/datum/SDQL_parser/proc/binary_operator(i, list/node)
|
||||
if(token(i) in (binary_operators + comparitors))
|
||||
node += token(i)
|
||||
|
||||
if(token(i) in (binary_operators + comparitors))
|
||||
node += token(i)
|
||||
else
|
||||
parse_error("Unknown binary operator [token(i)]")
|
||||
|
||||
else
|
||||
parse_error("Unknown binary operator [token(i)]")
|
||||
|
||||
return i + 1
|
||||
return i + 1
|
||||
|
||||
|
||||
//value: variable | string | number | 'null'
|
||||
value(i, list/node)
|
||||
/datum/SDQL_parser/proc/value(i, list/node)
|
||||
if(token(i) == "null")
|
||||
node += "null"
|
||||
i++
|
||||
|
||||
if(token(i) == "null")
|
||||
node += "null"
|
||||
i++
|
||||
else if(isnum(text2num(token(i))))
|
||||
node += text2num(token(i))
|
||||
i++
|
||||
|
||||
else if(isnum(text2num(token(i))))
|
||||
node += text2num(token(i))
|
||||
i++
|
||||
else if(copytext(token(i), 1, 2) in list("'", "\""))
|
||||
i = string(i, node)
|
||||
|
||||
else if(copytext(token(i), 1, 2) in list("'", "\""))
|
||||
i = string(i, node)
|
||||
else
|
||||
i = variable(i, node)
|
||||
|
||||
else
|
||||
i = variable(i, node)
|
||||
|
||||
return i
|
||||
return i
|
||||
|
||||
|
||||
|
||||
|
||||
/*EXPLAIN SELECT * WHERE 42 = 6 * 9 OR val = - 5 == 7*/
|
||||
/*EXPLAIN SELECT * WHERE 42 = 6 * 9 OR val = - 5 == 7*/
|
||||
|
||||
Reference in New Issue
Block a user