Update v1.0.6

public/filemanager/scripts/CodeMirror/addon/hint/sql-hint.js

@@ -0,0 +1,161 @@
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"), require("../../mode/sql/sql"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror", "../../mode/sql/sql"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  "use strict";
+
+  var tables;
+  var keywords;
+  var CONS = {
+    QUERY_DIV: ";",
+    ALIAS_KEYWORD: "AS"
+  };
+  var Pos = CodeMirror.Pos;
+
+  function getKeywords(editor) {
+    var mode = editor.doc.modeOption;
+    if(mode === "sql") mode = "text/x-sql";
+    return CodeMirror.resolveMode(mode).keywords;
+  }
+
+  function match(string, word) {
+    var len = string.length;
+    var sub = word.substr(0, len);
+    return string.toUpperCase() === sub.toUpperCase();
+  }
+
+  function addMatches(result, search, wordlist, formatter) {
+    for(var word in wordlist) {
+      if(!wordlist.hasOwnProperty(word)) continue;
+      if(Array.isArray(wordlist)) {
+        word = wordlist[word];
+      }
+      if(match(search, word)) {
+        result.push(formatter(word));
+      }
+    }
+  }
+
+  function columnCompletion(result, editor) {
+    var cur = editor.getCursor();
+    var token = editor.getTokenAt(cur);
+    var string = token.string.substr(1);
+    var prevCur = Pos(cur.line, token.start);
+    var table = editor.getTokenAt(prevCur).string;
+    if( !tables.hasOwnProperty( table ) ){
+      table = findTableByAlias(table, editor);
+    }
+    var columns = tables[table];
+    if(!columns) {
+      return;
+    }
+    addMatches(result, string, columns,
+        function(w) {return "." + w;});
+  }
+
+  function eachWord(lineText, f) {
+    if( !lineText ){return;}
+    var excepted = /[,;]/g;
+    var words = lineText.split( " " );
+    for( var i = 0; i < words.length; i++ ){
+      f( words[i]?words[i].replace( excepted, '' ) : '' );
+    }
+  }
+
+  function convertCurToNumber( cur ){
+    // max characters of a line is 999,999.
+    return cur.line + cur.ch / Math.pow( 10, 6 );
+  }
+
+  function convertNumberToCur( num ){
+    return Pos(Math.floor( num ), +num.toString().split( '.' ).pop());
+  }
+
+  function findTableByAlias(alias, editor) {
+    var doc = editor.doc;
+    var fullQuery = doc.getValue();
+    var aliasUpperCase = alias.toUpperCase();
+    var previousWord = "";
+    var table = "";
+    var separator = [];
+    var validRange = {
+      start: Pos( 0, 0 ),
+      end: Pos( editor.lastLine(), editor.getLineHandle( editor.lastLine() ).length )
+    };
+
+    //add separator
+    var indexOfSeparator = fullQuery.indexOf( CONS.QUERY_DIV );
+    while( indexOfSeparator != -1 ){
+      separator.push( doc.posFromIndex(indexOfSeparator));
+      indexOfSeparator = fullQuery.indexOf( CONS.QUERY_DIV, indexOfSeparator+1);
+    }
+    separator.unshift( Pos( 0, 0 ) );
+    separator.push( Pos( editor.lastLine(), editor.getLineHandle( editor.lastLine() ).text.length ) );
+
+    //find valieRange
+    var prevItem = 0;
+    var current = convertCurToNumber( editor.getCursor() );
+    for( var i=0; i< separator.length; i++){
+      var _v = convertCurToNumber( separator[i] );
+      if( current > prevItem && current <= _v ){
+        validRange = { start: convertNumberToCur( prevItem ), end: convertNumberToCur( _v ) };
+        break;
+      }
+      prevItem = _v;
+    }
+
+    var query = doc.getRange(validRange.start, validRange.end, false);
+
+    for(var i=0; i < query.length; i++){
+      var lineText = query[i];
+      eachWord( lineText, function( word ){
+        var wordUpperCase = word.toUpperCase();
+        if( wordUpperCase === aliasUpperCase && tables.hasOwnProperty( previousWord ) ){
+            table = previousWord;
+        }
+        if( wordUpperCase !== CONS.ALIAS_KEYWORD ){
+          previousWord = word;
+        }
+      });
+      if( table ){ break; }
+    }
+    return table;
+  }
+
+  function sqlHint(editor, options) {
+    tables = (options && options.tables) || {};
+    keywords = keywords || getKeywords(editor);
+    var cur = editor.getCursor();
+    var token = editor.getTokenAt(cur), end = token.end;
+    var result = [];
+    var search = token.string.trim();
+
+    if (search.charAt(0) == ".") {
+      columnCompletion(result, editor);
+      if (!result.length) {
+        while (token.start && search.charAt(0) == ".") {
+          token = editor.getTokenAt(Pos(cur.line, token.start - 1));
+          search = token.string + search;
+        }
+        addMatches(result, search, tables,
+                   function(w) {return w;});
+      }
+    } else {
+      addMatches(result, search, keywords,
+                 function(w) {return w.toUpperCase();});
+      addMatches(result, search, tables,
+                 function(w) {return w;});
+    }
+
+    return {
+      list: result,
+        from: Pos(cur.line, token.start),
+        to: Pos(cur.line, end)
+    };
+  }
+  CodeMirror.registerHelper("hint", "sql", sqlHint);
+});