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File: FrontEndScripts/libs/codemirror/addon/search/search.js

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  Classes of Aleksey Nemiro   PHP Small Server Administrator   FrontEndScripts/libs/codemirror/addon/search/search.js   Download  
File: FrontEndScripts/libs/codemirror/addon/search/search.js
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Class: PHP Small Server Administrator
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// CodeMirror, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE // Define search commands. Depends on dialog.js or another // implementation of the openDialog method. // Replace works a little oddly -- it will do the replace on the next // Ctrl-G (or whatever is bound to findNext) press. You prevent a // replace by making sure the match is no longer selected when hitting // Ctrl-G. (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS mod(require("../../lib/codemirror"), require("./searchcursor"), require("../dialog/dialog")); else if (typeof define == "function" && define.amd) // AMD define(["../../lib/codemirror", "./searchcursor", "../dialog/dialog"], mod); else // Plain browser env mod(CodeMirror); })(function(CodeMirror) { "use strict"; function searchOverlay(query, caseInsensitive) { if (typeof query == "string") query = new RegExp(query.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&"), caseInsensitive ? "gi" : "g"); else if (!query.global) query = new RegExp(query.source, query.ignoreCase ? "gi" : "g"); return {token: function(stream) { query.lastIndex = stream.pos; var match = query.exec(stream.string); if (match && match.index == stream.pos) { stream.pos += match[0].length || 1; return "searching"; } else if (match) { stream.pos = match.index; } else { stream.skipToEnd(); } }}; } function SearchState() { this.posFrom = this.posTo = this.lastQuery = this.query = null; this.overlay = null; } function getSearchState(cm) { return cm.state.search || (cm.state.search = new SearchState()); } function queryCaseInsensitive(query) { return typeof query == "string" && query == query.toLowerCase(); } function getSearchCursor(cm, query, pos) { // Heuristic: if the query string is all lowercase, do a case insensitive search. return cm.getSearchCursor(query, pos, queryCaseInsensitive(query)); } function persistentDialog(cm, text, deflt, f) { cm.openDialog(text, f, { value: deflt, selectValueOnOpen: true, closeOnEnter: false, onClose: function() { clearSearch(cm); } }); } function dialog(cm, text, shortText, deflt, f) { if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true}); else f(prompt(shortText, deflt)); } function confirmDialog(cm, text, shortText, fs) { if (cm.openConfirm) cm.openConfirm(text, fs); else if (confirm(shortText)) fs[0](); } function parseString(string) { return string.replace(/\\(.)/g, function(_, ch) { if (ch == "n") return "\n" if (ch == "r") return "\r" return ch }) } function parseQuery(query) { var isRE = query.match(/^\/(.*)\/([a-z]*)$/); if (isRE) { try { query = new RegExp(isRE[1], isRE[2].indexOf("i") == -1 ? "" : "i"); } catch(e) {} // Not a regular expression after all, do a string search } else { query = parseString(query) } if (typeof query == "string" ? query == "" : query.test("")) query = /x^/; return query; } var queryDialog = 'Search: <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>'; function startSearch(cm, state, query) { state.queryText = query; state.query = parseQuery(query); cm.removeOverlay(state.overlay, queryCaseInsensitive(state.query)); state.overlay = searchOverlay(state.query, queryCaseInsensitive(state.query)); cm.addOverlay(state.overlay); if (cm.showMatchesOnScrollbar) { if (state.annotate) { state.annotate.clear(); state.annotate = null; } state.annotate = cm.showMatchesOnScrollbar(state.query, queryCaseInsensitive(state.query)); } } function doSearch(cm, rev, persistent) { var state = getSearchState(cm); if (state.query) return findNext(cm, rev); var q = cm.getSelection() || state.lastQuery; if (persistent && cm.openDialog) { var hiding = null persistentDialog(cm, queryDialog, q, function(query, event) { CodeMirror.e_stop(event); if (!query) return; if (query != state.queryText) startSearch(cm, state, query); if (hiding) hiding.style.opacity = 1 findNext(cm, event.shiftKey, function(_, to) { var dialog if (to.line < 3 && document.querySelector && (dialog = cm.display.wrapper.querySelector(".CodeMirror-dialog")) && dialog.getBoundingClientRect().bottom - 4 > cm.cursorCoords(to, "window").top) (hiding = dialog).style.opacity = .4 }) }); } else { dialog(cm, queryDialog, "Search for:", q, function(query) { if (query && !state.query) cm.operation(function() { startSearch(cm, state, query); state.posFrom = state.posTo = cm.getCursor(); findNext(cm, rev); }); }); } } function findNext(cm, rev, callback) {cm.operation(function() { var state = getSearchState(cm); var cursor = getSearchCursor(cm, state.query, rev ? state.posFrom : state.posTo); if (!cursor.find(rev)) { cursor = getSearchCursor(cm, state.query, rev ? CodeMirror.Pos(cm.lastLine()) : CodeMirror.Pos(cm.firstLine(), 0)); if (!cursor.find(rev)) return; } cm.setSelection(cursor.from(), cursor.to()); cm.scrollIntoView({from: cursor.from(), to: cursor.to()}, 20); state.posFrom = cursor.from(); state.posTo = cursor.to(); if (callback) callback(cursor.from(), cursor.to()) });} function clearSearch(cm) {cm.operation(function() { var state = getSearchState(cm); state.lastQuery = state.query; if (!state.query) return; state.query = state.queryText = null; cm.removeOverlay(state.overlay); if (state.annotate) { state.annotate.clear(); state.annotate = null; } });} var replaceQueryDialog = ' <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>'; var replacementQueryDialog = 'With: <input type="text" style="width: 10em" class="CodeMirror-search-field"/>'; var doReplaceConfirm = "Replace? <button>Yes</button> <button>No</button> <button>All</button> <button>Stop</button>"; function replaceAll(cm, query, text) { cm.operation(function() { for (var cursor = getSearchCursor(cm, query); cursor.findNext();) { if (typeof query != "string") { var match = cm.getRange(cursor.from(), cursor.to()).match(query); cursor.replace(text.replace(/\$(\d)/g, function(_, i) {return match[i];})); } else cursor.replace(text); } }); } function replace(cm, all) { if (cm.getOption("readOnly")) return; var query = cm.getSelection() || getSearchState(cm).lastQuery; var dialogText = all ? "Replace all:" : "Replace:" dialog(cm, dialogText + replaceQueryDialog, dialogText, query, function(query) { if (!query) return; query = parseQuery(query); dialog(cm, replacementQueryDialog, "Replace with:", "", function(text) { text = parseString(text) if (all) { replaceAll(cm, query, text) } else { clearSearch(cm); var cursor = getSearchCursor(cm, query, cm.getCursor()); var advance = function() { var start = cursor.from(), match; if (!(match = cursor.findNext())) { cursor = getSearchCursor(cm, query); if (!(match = cursor.findNext()) || (start && cursor.from().line == start.line && cursor.from().ch == start.ch)) return; } cm.setSelection(cursor.from(), cursor.to()); cm.scrollIntoView({from: cursor.from(), to: cursor.to()}); confirmDialog(cm, doReplaceConfirm, "Replace?", [function() {doReplace(match);}, advance, function() {replaceAll(cm, query, text)}]); }; var doReplace = function(match) { cursor.replace(typeof query == "string" ? text : text.replace(/\$(\d)/g, function(_, i) {return match[i];})); advance(); }; advance(); } }); }); } CodeMirror.commands.find = function(cm) {clearSearch(cm); doSearch(cm);}; CodeMirror.commands.findPersistent = function(cm) {clearSearch(cm); doSearch(cm, false, true);}; CodeMirror.commands.findNext = doSearch; CodeMirror.commands.findPrev = function(cm) {doSearch(cm, true);}; CodeMirror.commands.clearSearch = clearSearch; CodeMirror.commands.replace = replace; CodeMirror.commands.replaceAll = function(cm) {replace(cm, true);}; });