6 lines
31 KiB
JavaScript
Executable File
6 lines
31 KiB
JavaScript
Executable File
/**
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* Copyright (c) 2015 by Jamie Peabody, http://www.mergely.com
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* All rights reserved.
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* Version: 3.3.10 2015-06-28
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*/
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"use strict";!function(a,b,c,d){var e={};e.Timer=function(){var a=this;a.start=function(){a.t0=(new Date).getTime()},a.stop=function(){var b=(new Date).getTime(),c=b-a.t0;return a.t0=b,c},a.start()},e.ChangeExpression=new RegExp(/(^(?![><\-])*\d+(?:,\d+)?)([acd])(\d+(?:,\d+)?)/),e.DiffParser=function(a){for(var b=[],c=0,d=a.split(/\n/),f=0;f<d.length;++f)if(0!=d[f].length){var g={},h=e.ChangeExpression.exec(d[f]);if(null!=h){var i=h[1].split(",");g["lhs-line-from"]=i[0]-1,g["lhs-line-to"]=1==i.length?i[0]-1:i[1]-1;var j=h[3].split(",");g["rhs-line-from"]=j[0]-1,g["rhs-line-to"]=1==j.length?j[0]-1:j[1]-1,g.op=h[2],b[c++]=g}}return b},e.sizeOf=function(a){var c,b=0;for(c in a)a.hasOwnProperty(c)&&b++;return b},e.LCS=function(a,b){this.x=a.replace(/[ ]{1}/g,"\n"),this.y=b.replace(/[ ]{1}/g,"\n")},c.extend(e.LCS.prototype,{clear:function(){this.ready=0},diff:function(a,b){for(var c=new e.diff(this.x,this.y,{ignorews:!1}),d=e.DiffParser(c.normal_form()),f=0,g=0,h=0;h<d.length;++h){var i=d[h];if("a"!=i.op){f=c.getLines("lhs").slice(0,i["lhs-line-from"]).join(" ").length,g=i["lhs-line-to"]+1;var j=c.getLines("lhs").slice(i["lhs-line-from"],g).join(" ");"d"==i.op?j+=" ":f>0&&"c"==i.op&&(f+=1),b(f,f+j.length)}if("d"!=i.op){f=c.getLines("rhs").slice(0,i["rhs-line-from"]).join(" ").length,g=i["rhs-line-to"]+1;var k=c.getLines("rhs").slice(i["rhs-line-from"],g).join(" ");"a"==i.op?k+=" ":f>0&&"c"==i.op&&(f+=1),a(f,f+k.length)}}}}),e.CodeifyText=function(a){this._max_code=0,this._diff_codes={},this.ctxs={},this.options={ignorews:!1},c.extend(this,a),this.lhs=a.lhs.split("\n"),this.rhs=a.rhs.split("\n")},c.extend(e.CodeifyText.prototype,{getCodes:function(a){if(!this.ctxs.hasOwnProperty(a)){var b=this._diff_ctx(this[a]);this.ctxs[a]=b,b.codes.length=Object.keys(b.codes).length}return this.ctxs[a].codes},getLines:function(a){return this.ctxs[a].lines},_diff_ctx:function(a){var b={i:0,codes:{},lines:a};return this._codeify(a,b),b},_codeify:function(a,b){this._max_code;for(var d=0;d<a.length;++d){var e=a[d];this.options.ignorews&&(e=e.replace(/\s+/g,""));var f=this._diff_codes[e];void 0!=f?b.codes[d]=f:(this._max_code++,this._diff_codes[e]=this._max_code,b.codes[d]=this._max_code)}}}),e.diff=function(a,b,d){var f=c.extend({ignorews:!1},d);this.codeify=new e.CodeifyText({lhs:a,rhs:b,options:f});var g={codes:this.codeify.getCodes("lhs"),modified:{}},h={codes:this.codeify.getCodes("rhs"),modified:{}};g.codes.length+h.codes.length+1;var j=[],k=[];this._lcs(g,0,g.codes.length,h,0,h.codes.length,k,j),this._optimize(g),this._optimize(h),this.items=this._create_diffs(g,h)},c.extend(e.diff.prototype,{changes:function(){return this.items},getLines:function(a){return this.codeify.getLines(a)},normal_form:function(){for(var a="",b=0;b<this.items.length;++b){var c=this.items[b],d="",e="",f="c";0==c.lhs_deleted_count&&c.rhs_inserted_count>0?f="a":c.lhs_deleted_count>0&&0==c.rhs_inserted_count&&(f="d"),d=1==c.lhs_deleted_count?c.lhs_start+1:0==c.lhs_deleted_count?c.lhs_start:c.lhs_start+1+","+(c.lhs_start+c.lhs_deleted_count),e=1==c.rhs_inserted_count?c.rhs_start+1:0==c.rhs_inserted_count?c.rhs_start:c.rhs_start+1+","+(c.rhs_start+c.rhs_inserted_count),a+=d+f+e+"\n";var g=this.getLines("lhs"),h=this.getLines("rhs");if(h&&g){var i;for(i=c.lhs_start;i<c.lhs_start+c.lhs_deleted_count;++i)a+="< "+g[i]+"\n";for(c.rhs_inserted_count&&c.lhs_deleted_count&&(a+="---\n"),i=c.rhs_start;i<c.rhs_start+c.rhs_inserted_count;++i)a+="> "+h[i]+"\n"}}return a},_lcs:function(a,b,c,d,e,f,g,h){for(;c>b&&f>e&&a.codes[b]==d.codes[e];)++b,++e;for(;c>b&&f>e&&a.codes[c-1]==d.codes[f-1];)--c,--f;if(b==c)for(;f>e;)d.modified[e++]=!0;else if(e==f)for(;c>b;)a.modified[b++]=!0;else{var i=this._sms(a,b,c,d,e,f,g,h);this._lcs(a,b,i.x,d,e,i.y,g,h),this._lcs(a,i.x,c,d,i.y,f,g,h)}},_sms:function(a,b,c,d,e,f,g,h){var i=a.codes.length+d.codes.length+1,j=b-e,k=c-f,l=c-b-(f-e),m=0!=(1&l),n=i-j,o=i-k,p=(c-b+f-e)/2+1;h[n+j+1]=b,g[o+k-1]=c;var r,s,t,u,q={x:0,y:0};for(r=0;p>=r;++r){for(s=j-r;j+r>=s;s+=2){for(s==j-r?t=h[n+s+1]:(t=h[n+s-1]+1,j+r>s&&h[n+s+1]>=t&&(t=h[n+s+1])),u=t-s;c>t&&f>u&&a.codes[t]==d.codes[u];)t++,u++;if(h[n+s]=t,m&&s>k-r&&k+r>s&&g[o+s]<=h[n+s])return q.x=h[n+s],q.y=h[n+s]-s,q}for(s=k-r;k+r>=s;s+=2){for(s==k+r?t=g[o+s-1]:(t=g[o+s+1]-1,s>k-r&&g[o+s-1]<t&&(t=g[o+s-1])),u=t-s;t>b&&u>e&&a.codes[t-1]==d.codes[u-1];)t--,u--;if(g[o+s]=t,!m&&s>=j-r&&j+r>=s&&g[o+s]<=h[n+s])return q.x=h[n+s],q.y=h[n+s]-s,q}}throw"the algorithm should never come here."},_optimize:function(a){for(var b=0,c=0;b<a.length;){for(;b<a.length&&(void 0==a.modified[b]||0==a.modified[b]);)b++;for(c=b;c<a.length&&1==a.modified[c];)c++;c<a.length&&a.ctx[b]==a.codes[c]?(a.modified[b]=!1,a.modified[c]=!0):b=c}},_create_diffs:function(a,b){for(var c=[],d=0,e=0,f=0,g=0;f<a.codes.length||g<b.codes.length;)if(f<a.codes.length&&!a.modified[f]&&g<b.codes.length&&!b.modified[g])f++,g++;else{for(d=f,e=g;f<a.codes.length&&(g>=b.codes.length||a.modified[f]);)f++;for(;g<b.codes.length&&(f>=a.codes.length||b.modified[g]);)g++;(f>d||g>e)&&c.push({lhs_start:d,rhs_start:e,lhs_deleted_count:f-d,rhs_inserted_count:g-e})}return c}}),e.mergely=function(a,b){a&&this.init(a,b)},c.extend(e.mergely.prototype,{name:"mergely",init:function(a,b){this.diffView=new e.CodeMirrorDiffView(a,b),this.bind(a)},bind:function(a){this.diffView.bind(a)}}),e.CodeMirrorDiffView=function(a,b){d.defineExtension("centerOnCursor",function(){var a=this.cursorCoords(null,"local");this.scrollTo(null,(a.y+a.yBot)/2-this.getScrollerElement().clientHeight/2)}),this.init(a,b)},c.extend(e.CodeMirrorDiffView.prototype,{init:function(a,b){this.settings={autoupdate:!0,autoresize:!0,rhs_margin:"right",wrap_lines:!1,line_numbers:!0,lcs:!0,sidebar:!0,viewport:!1,ignorews:!1,fadein:"fast",editor_width:"650px",editor_height:"400px",resize_timeout:500,change_timeout:150,fgcolor:{a:"#4ba3fa",c:"#a3a3a3",d:"#ff7f7f",ca:"#4b73ff",cc:"#434343",cd:"#ff4f4f"},bgcolor:"#eee",vpcolor:"rgba(0, 0, 200, 0.5)",lhs:function(){},rhs:function(){},loaded:function(){},_auto_width:function(a){return a},resize:function(b){var d=b?16:0,e=c(a).parent().width()+d,f=0;"auto"==this.width?e=this._auto_width(e):(e=this.width,this.editor_width=e),"auto"==this.height?f=c(a).parent().height():(f=this.height,this.editor_height=f);var g=e/2-16-8,h=f,i=c(a);i.find(".mergely-column").css({width:g+"px"}),i.find(".mergely-column, .mergely-canvas, .mergely-margin, .mergely-column textarea, .CodeMirror-scroll, .cm-s-default").css({height:h+"px"}),i.find(".mergely-canvas").css({height:h+"px"}),i.find(".mergely-column textarea").css({width:g+"px"}),i.css({width:e,height:f,clear:"both"}),"none"==i.css("display")&&(0!=this.fadein?i.fadeIn(this.fadein):i.show(),this.loaded&&this.loaded()),this.resized&&this.resized()},_debug:"",resized:function(){}};var d={mode:"text/plain",readOnly:!1,lineWrapping:this.settings.wrap_lines,lineNumbers:this.settings.line_numbers,gutters:["merge","CodeMirror-linenumbers"]};this.lhs_cmsettings={},this.rhs_cmsettings={},this.element=c(a),b&&b.cmsettings&&c.extend(this.lhs_cmsettings,d,b.cmsettings,b.lhs_cmsettings),b&&b.cmsettings&&c.extend(this.rhs_cmsettings,d,b.cmsettings,b.rhs_cmsettings),this.element.bind("destroyed",c.proxy(this.teardown,this)),c.data(a,"mergely",this),this._setOptions(b)},unbind:function(){null!=this.changed_timeout&&clearTimeout(this.changed_timeout),this.editor[this.id+"-lhs"].toTextArea(),this.editor[this.id+"-rhs"].toTextArea(),c(a).off(".mergely")},destroy:function(){this.element.unbind("destroyed",this.teardown),this.teardown()},teardown:function(){this.unbind()},lhs:function(a){this.editor[this.id+"-lhs"].setValue(a)},rhs:function(a){this.editor[this.id+"-rhs"].setValue(a)},update:function(){this._changing(this.id+"-lhs",this.id+"-rhs")},unmarkup:function(){this._clear()},scrollToDiff:function(a){this.changes.length&&(this._current_diff="next"==a?Math.min(++this._current_diff,this.changes.length-1):Math.max(--this._current_diff,0),this._scroll_to_change(this.changes[this._current_diff]),this._changed(this.id+"-lhs",this.id+"-rhs"))},mergeCurrentChange:function(a){this.changes.length&&("lhs"!=a||this.lhs_cmsettings.readOnly?"rhs"!=a||this.rhs_cmsettings.readOnly||this._merge_change(this.changes[this._current_diff],"lhs","rhs"):this._merge_change(this.changes[this._current_diff],"rhs","lhs"))},scrollTo:function(a,b){var c=this.editor[this.id+"-lhs"],d=this.editor[this.id+"-rhs"];"lhs"==a?(c.setCursor(b),c.centerOnCursor()):(d.setCursor(b),d.centerOnCursor())},_setOptions:function(a){if(c.extend(this.settings,a),this.settings.hasOwnProperty("rhs_margin"))if("left"==this.settings.rhs_margin)this.element.find(".mergely-margin:last-child").insertAfter(this.element.find(".mergely-canvas"));else{var b=this.element.find(".mergely-margin").last();b.appendTo(b.parent())}this.settings.hasOwnProperty("sidebar")&&(this.settings.sidebar?c(this.element).find(".mergely-margin").css({display:"block"}):c(this.element).find(".mergely-margin").css({display:"none"}));var d,e;this.settings.hasOwnProperty("wrap_lines")&&this.editor&&(d=this.editor[this.id+"-lhs"],e=this.editor[this.id+"-rhs"],d.setOption("lineWrapping",this.settings.wrap_lines),e.setOption("lineWrapping",this.settings.wrap_lines)),this.settings.hasOwnProperty("line_numbers")&&this.editor&&(d=this.editor[this.id+"-lhs"],e=this.editor[this.id+"-rhs"],d.setOption("lineNumbers",this.settings.line_numbers),e.setOption("lineNumbers",this.settings.line_numbers))},options:function(a){return a?(this._setOptions(a),this.settings.autoresize&&this.resize(),this.settings.autoupdate&&this.update(),void 0):this.settings},swap:function(){if(!this.lhs_cmsettings.readOnly&&!this.rhs_cmsettings.readOnly){var a=this.editor[this.id+"-lhs"],b=this.editor[this.id+"-rhs"],c=b.getValue();b.setValue(a.getValue()),a.setValue(c)}},merge:function(a){var b=this.editor[this.id+"-lhs"],c=this.editor[this.id+"-rhs"];"lhs"!=a||this.lhs_cmsettings.readOnly?this.rhs_cmsettings.readOnly||c.setValue(b.getValue()):b.setValue(c.getValue())},get:function(a){var b=this.editor[this.id+"-"+a],c=b.getValue();return void 0==c?"":c},clear:function(a){if(!("lhs"==a&&this.lhs_cmsettings.readOnly||"rhs"==a&&this.rhs_cmsettings.readOnly)){var b=this.editor[this.id+"-"+a];b.setValue("")}},cm:function(a){return this.editor[this.id+"-"+a]},search:function(a,b,c){var f,d=this.editor[this.id+"-lhs"],e=this.editor[this.id+"-rhs"];f="lhs"==a?d:e,c="prev"==c?"findPrevious":"findNext",(0==f.getSelection().length||this.prev_query[a]!=b)&&(this.cursor[this.id]=f.getSearchCursor(b,{line:0,ch:0},!1),this.prev_query[a]=b);var g=this.cursor[this.id];g[c]()?f.setSelection(g.from(),g.to()):g=f.getSearchCursor(b,{line:0,ch:0},!1)},resize:function(){this.settings.resize(),this._changing(this.id+"-lhs",this.id+"-rhs"),this._set_top_offset(this.id+"-lhs")},diff:function(){var a=this.editor[this.id+"-lhs"].getValue(),b=this.editor[this.id+"-rhs"].getValue(),c=new e.diff(a,b,this.settings);return c.normal_form()},bind:function(b){this.element.hide(),this.id=c(b).attr("id"),this.changed_timeout=null,this.chfns={},this.chfns[this.id+"-lhs"]=[],this.chfns[this.id+"-rhs"]=[],this.prev_query=[],this.cursor=[],this._skipscroll={},this.change_exp=new RegExp(/(\d+(?:,\d+)?)([acd])(\d+(?:,\d+)?)/);var e,f;if(void 0!=c.button)e='<button title="Merge left"></button>',f='<button title="Merge right"></button>';else{var g="opacity:0.4;width:10px;height:15px;background-color:#888;cursor:pointer;text-align:center;color:#eee;border:1px solid: #222;margin-right:5px;margin-top: -2px;";e='<div style="'+g+'" title="Merge left"><</div>',f='<div style="'+g+'" title="Merge right">></div>'}this.merge_rhs_button=c(f),this.merge_lhs_button=c(e);var h=this.settings.editor_height,i=this.settings.editor_width;this.element.append(c('<div class="mergely-margin" style="height: '+h+'"><canvas id="'+this.id+'-lhs-margin" width="8px" height="'+h+'"></canvas></div>')),this.element.append(c('<div style="position:relative;width:'+i+"; height:"+h+'" id="'+this.id+'-editor-lhs" class="mergely-column"><textarea style="" id="'+this.id+'-lhs"></textarea></div>')),this.element.append(c('<div class="mergely-canvas" style="height: '+h+'"><canvas id="'+this.id+"-lhs-"+this.id+'-rhs-canvas" style="width:28px" width="28px" height="'+h+'"></canvas></div>'));var j=c('<div class="mergely-margin" style="height: '+h+'"><canvas id="'+this.id+'-rhs-margin" width="8px" height="'+h+'"></canvas></div>');this.settings.sidebar||this.element.find(".mergely-margin").css({display:"none"}),"left"==this.settings.rhs_margin&&this.element.append(j),this.element.append(c('<div style="width:'+i+"; height:"+h+'" id="'+this.id+'-editor-rhs" class="mergely-column"><textarea style="" id="'+this.id+'-rhs"></textarea></div>')),"left"!=this.settings.rhs_margin&&this.element.append(j);var k="#"+this.id+" .CodeMirror-gutter-text { padding: 5px 0 0 0; }"+"#"+this.id+" .CodeMirror-lines pre, "+"#"+this.id+" .CodeMirror-gutter-text pre { line-height: 18px; }"+".CodeMirror-linewidget { overflow: hidden; };";this.settings.autoresize&&(k+=this.id+" .CodeMirror-scroll { height: 100%; overflow: auto; }"),k+="\n.CodeMirror { line-height: 18px; }",c('<style type="text/css">'+k+"</style>").appendTo("head");var l=c("#"+this.id+"-rhs").get(0);if(!l)return console.error("rhs textarea not defined - Mergely not initialized properly"),void 0;var m=c("#"+this.id+"-lhs").get(0);if(!l)return console.error("lhs textarea not defined - Mergely not initialized properly"),void 0;var n=this;if(this.editor=[],this.editor[this.id+"-lhs"]=d.fromTextArea(m,this.lhs_cmsettings),this.editor[this.id+"-rhs"]=d.fromTextArea(l,this.rhs_cmsettings),this.editor[this.id+"-lhs"].on("change",function(){n.settings.autoupdate&&n._changing(n.id+"-lhs",n.id+"-rhs")}),this.editor[this.id+"-lhs"].on("scroll",function(){n._scrolling(n.id+"-lhs")}),this.editor[this.id+"-rhs"].on("change",function(){n.settings.autoupdate&&n._changing(n.id+"-lhs",n.id+"-rhs")}),this.editor[this.id+"-rhs"].on("scroll",function(){n._scrolling(n.id+"-rhs")}),this.settings.autoresize){var o=null,p=function(a){n.settings.resize&&n.settings.resize(a),n.editor[n.id+"-lhs"].refresh(),n.editor[n.id+"-rhs"].refresh(),n.settings.autoupdate&&n._changing(n.id+"-lhs",n.id+"-rhs")};c(a).on("resize.mergely",function(){o&&clearTimeout(o),o=setTimeout(p,n.settings.resize_timeout)}),p(!0)}var q;this.settings.lhs&&(q=this.editor[this.id+"-lhs"].getDoc().setValue,this.settings.lhs(q.bind(this.editor[this.id+"-lhs"].getDoc()))),this.settings.rhs&&(q=this.editor[this.id+"-rhs"].getDoc().setValue,this.settings.rhs(q.bind(this.editor[this.id+"-rhs"].getDoc())))},_scroll_to_change:function(a){if(a){var b=this,c=b.editor[b.id+"-lhs"],d=b.editor[b.id+"-rhs"],e=.5*c.getScrollerElement().offsetHeight;c.setCursor(Math.max(a["lhs-line-from"],0),0),d.setCursor(Math.max(a["rhs-line-from"],0),0),c.scrollTo(null,0),d.scrollTo(null,0),b._calculate_offsets(b.id+"-lhs",b.id+"-rhs",[a]),c.scrollTo(null,Math.max(a["lhs-y-start"]-e,0)),d.scrollTo(null,Math.max(a["rhs-y-start"]-e,0))}},_scrolling:function(a){if(this._skipscroll[a]===!0)return this._skipscroll[a]=!1,void 0;var b=c(this.editor[a].getScrollerElement());void 0==this.midway&&(this.midway=(b.height()/2+b.offset().top).toFixed(2));var d=this.editor[a].coordsChar({left:0,top:this.midway}),f=b.scrollTop(),g=b.scrollLeft();this.trace("scroll","side",a),this.trace("scroll","midway",this.midway),this.trace("scroll","midline",d),this.trace("scroll","top_to",f),this.trace("scroll","left_to",g);var h=this.id+"-lhs",i=this.id+"-rhs";for(var j in this.editor)if(this.editor.hasOwnProperty(j)&&a!=j){for(var k=a.replace(this.id+"-",""),l=j.replace(this.id+"-",""),m=0,n=null,o=!1,p=0;p<this.changes.length;++p){var q=this.changes[p];d.line>=q[k+"-line-from"]&&(n=q,d.line>=n[k+"-line-to"]&&(q.hasOwnProperty(k+"-y-start")&&q.hasOwnProperty(k+"-y-end")&&q.hasOwnProperty(l+"-y-start")&&q.hasOwnProperty(l+"-y-end")?m+=q[k+"-y-end"]-q[k+"-y-start"]-(q[l+"-y-end"]-q[l+"-y-start"]):o=!0))}var r=this.editor[j].getViewport(),s=!0;if(n&&(this.trace("scroll","last change before midline",n),d.line>=r.from&&d<=r.to&&(s=!1)),this.trace("scroll","scroll",s),s||o?(this.trace("scroll","scrolling other side",f-m),this._skipscroll[j]=!0,this.editor[j].scrollTo(g,f-m)):this.trace("scroll","not scrolling other side"),this.settings.autoupdate){var t=new e.Timer;this._calculate_offsets(h,i,this.changes),this.trace("change","offsets time",t.stop()),this._markup_changes(h,i,this.changes),this.trace("change","markup time",t.stop()),this._draw_diff(h,i,this.changes),this.trace("change","draw time",t.stop())}this.trace("scroll","scrolled")}},_changing:function(a,b){this.trace("change","changing-timeout",this.changed_timeout);var c=this;null!=this.changed_timeout&&clearTimeout(this.changed_timeout),this.changed_timeout=setTimeout(function(){var d=new e.Timer;c._changed(a,b),c.trace("change","total time",d.stop())},this.settings.change_timeout)},_changed:function(a,b){this._clear(),this._diff(a,b)},_clear:function(){var b,c,d,f,g,h,i,a=this,j=function(){for(f=new e.Timer,g=0,i=c.lineCount();i>g;++g)c.removeLineClass(g,"background");for(g=0;g<d.length;++g)h=d[g],h.lines.length&&a.trace("change","clear text",h.lines[0].text),h.clear();c.clearGutter("merge"),a.trace("change","clear time",f.stop())};for(b in this.editor)this.editor.hasOwnProperty(b)&&(c=this.editor[b],d=a.chfns[b],c.operation(j));a.chfns[b]=[];var k=this._draw_info(this.id+"-lhs",this.id+"-rhs"),l=k.clhs.get(0).getContext("2d"),m=k.crhs.get(0).getContext("2d"),n=k.dcanvas.getContext("2d");l.beginPath(),l.fillStyle=this.settings.bgcolor,l.strokeStyle="#888",l.fillRect(0,0,6.5,k.visible_page_height),l.strokeRect(0,0,6.5,k.visible_page_height),m.beginPath(),m.fillStyle=this.settings.bgcolor,m.strokeStyle="#888",m.fillRect(0,0,6.5,k.visible_page_height),m.strokeRect(0,0,6.5,k.visible_page_height),n.beginPath(),n.fillStyle="#fff",n.fillRect(0,0,this.draw_mid_width,k.visible_page_height)},_diff:function(a,b){var c=this.editor[a].getValue(),d=this.editor[b].getValue(),f=new e.Timer,g=new e.diff(c,d,this.settings);this.trace("change","diff time",f.stop()),this.changes=e.DiffParser(g.normal_form()),this.trace("change","parse time",f.stop()),void 0===this._current_diff&&(this._current_diff=0,this._scroll_to_change(this.changes[0])),this.trace("change","scroll_to_change time",f.stop()),this._calculate_offsets(a,b,this.changes),this.trace("change","offsets time",f.stop()),this._markup_changes(a,b,this.changes),this.trace("change","markup time",f.stop()),this._draw_diff(a,b,this.changes),this.trace("change","draw time",f.stop())},_parse_diff:function(a,b,c){this.trace("diff","diff results:\n",c);for(var d=[],e=0,f=c.split(/\n/),g=0;g<f.length;++g)if(0!=f[g].length){var h={},i=this.change_exp.exec(f[g]);if(null!=i){var j=i[1].split(",");h["lhs-line-from"]=j[0]-1,h["lhs-line-to"]=1==j.length?j[0]-1:j[1]-1;var k=i[3].split(",");h["rhs-line-from"]=k[0]-1,h["rhs-line-to"]=1==k.length?k[0]-1:k[1]-1,h["lhs-line-from"]<0&&(h["lhs-line-from"]=0),h["lhs-line-to"]<0&&(h["lhs-line-to"]=0),h["rhs-line-from"]<0&&(h["rhs-line-from"]=0),h["rhs-line-to"]<0&&(h["rhs-line-to"]=0),h.op=i[2],d[e++]=h,this.trace("diff","change",h)}}return d},_get_viewport:function(a,b){var c=this.editor[a].getViewport(),d=this.editor[b].getViewport();return{from:Math.min(c.from,d.from),to:Math.max(c.to,d.to)}},_is_change_in_view:function(a,b){return this.settings.viewport?b["lhs-line-from"]<a.from&&b["lhs-line-to"]<a.to||b["lhs-line-from"]>a.from&&b["lhs-line-to"]>a.to||b["rhs-line-from"]<a.from&&b["rhs-line-to"]<a.to||b["rhs-line-from"]>a.from&&b["rhs-line-to"]>a.to?!1:!0:!0},_set_top_offset:function(a){var b=this.editor[a].getScrollInfo().top;this.editor[a].scrollTo(null,0);var d=c("#"+this.id+" .CodeMirror-measure").first(),e=d.offset().top-4;return e?(this.editor[a].scrollTo(null,b),this.draw_top_offset=.5-e,!0):!1},_calculate_offsets:function(a,b,d){if(null==this.em_height){if(!this._set_top_offset(a))return;this.em_height=this.editor[a].defaultTextHeight(),this.em_height||(console.warn("Failed to calculate offsets, using 18 by default"),this.em_height=18),this.draw_lhs_min=.5;var e=c("#"+a+"-"+b+"-canvas");if(e.length||console.error("failed to find canvas","#"+a+"-"+b+"-canvas"),!e.width())return console.error("canvas width is 0"),void 0;this.draw_mid_width=c("#"+a+"-"+b+"-canvas").width(),this.draw_rhs_max=this.draw_mid_width-.5,this.draw_lhs_width=5,this.draw_rhs_width=5,this.trace("calc","change offsets calculated",{top_offset:this.draw_top_offset,lhs_min:this.draw_lhs_min,rhs_max:this.draw_rhs_max,lhs_width:this.draw_lhs_width,rhs_width:this.draw_rhs_width})}for(var f=this.editor[a].charCoords({line:0}),g=this.editor[b].charCoords({line:0}),h=this._get_viewport(a,b),i=0;i<d.length;++i){var j=d[i];if(this.settings.sidebar||this._is_change_in_view(h,j)){var o,p,q,r,s,t,u,v,w,x,k=j["lhs-line-from"]>=0?j["lhs-line-from"]:0,l=j["lhs-line-to"]>=0?j["lhs-line-to"]:0,m=j["rhs-line-from"]>=0?j["rhs-line-from"]:0,n=j["rhs-line-to"]>=0?j["rhs-line-to"]:0;this.editor[a].getOption("lineWrapping")||this.editor[b].getOption("lineWrapping")?(s=this.editor[a].cursorCoords({line:k,ch:0},"page"),v=this.editor[a].getLineHandle(k),o={top:s.top,bottom:s.top+v.height},t=this.editor[a].cursorCoords({line:l,ch:0},"page"),u=this.editor[a].getLineHandle(l),p={top:t.top,bottom:t.top+u.height},s=this.editor[b].cursorCoords({line:m,ch:0},"page"),w=this.editor[b].getLineHandle(m),q={top:s.top,bottom:s.top+w.height},t=this.editor[b].cursorCoords({line:n,ch:0},"page"),x=this.editor[b].getLineHandle(n),r={top:t.top,bottom:t.top+x.height}):(o={top:f.top+k*this.em_height,bottom:f.bottom+k*this.em_height+2},p={top:f.top+l*this.em_height,bottom:f.bottom+l*this.em_height+2},q={top:g.top+m*this.em_height,bottom:g.bottom+m*this.em_height+2},r={top:g.top+n*this.em_height,bottom:g.bottom+n*this.em_height+2}),"a"==j.op?m>0&&(o.top=o.bottom,o.bottom+=this.em_height,p=o):"d"==j.op&&k>0&&(q.top=q.bottom,q.bottom+=this.em_height,r=q),j["lhs-y-start"]=this.draw_top_offset+o.top,j["lhs-y-end"]="c"==j.op||"d"==j.op?this.draw_top_offset+p.bottom:this.draw_top_offset+p.top,j["rhs-y-start"]=this.draw_top_offset+q.top,j["rhs-y-end"]="c"==j.op||"a"==j.op?this.draw_top_offset+r.bottom:this.draw_top_offset+r.top,this.trace("calc","change calculated",i,j)}else delete j["lhs-y-start"],delete j["lhs-y-end"],delete j["rhs-y-start"],delete j["rhs-y-end"]}return d},_markup_changes:function(a,b,d){c(".merge-button").remove();var f=this,g=this.editor[a],h=this.editor[b],i=new e.Timer;g.operation(function(){for(var a=0;a<d.length;++a){var b=d[a],c=b["lhs-line-from"]>=0?b["lhs-line-from"]:0,e=b["lhs-line-to"]>=0?b["lhs-line-to"]:0,i=b["rhs-line-from"]>=0?b["rhs-line-from"]:0;b["rhs-line-to"]>=0?b["rhs-line-to"]:0;var k=["mergely","lhs",b.op,"cid-"+a];if(g.addLineClass(c,"background","start"),g.addLineClass(e,"background","end"),0==c&&0==e&&0==i)g.addLineClass(c,"background",k.join(" ")),g.addLineClass(c,"background","first");else for(var l=c;e>=l;++l)g.addLineClass(l,"background",k.join(" ")),g.addLineClass(l,"background",k.join(" "));if(!h.getOption("readOnly")){var m=f.merge_rhs_button.clone();m.button&&m.button({icons:{primary:"ui-icon-triangle-1-e"},text:!1}),m.addClass("merge-button"),m.attr("id","merge-rhs-"+a),g.setGutterMarker(c,"merge",m.get(0))}}});var j=this._get_viewport(a,b);this.trace("change","markup lhs-editor time",i.stop()),h.operation(function(){for(var a=0;a<d.length;++a){var b=d[a],c=b["lhs-line-from"]>=0?b["lhs-line-from"]:0;b["lhs-line-to"]>=0?b["lhs-line-to"]:0;var i=b["rhs-line-from"]>=0?b["rhs-line-from"]:0,k=b["rhs-line-to"]>=0?b["rhs-line-to"]:0;if(f._is_change_in_view(j,b)){var l=["mergely","rhs",b.op,"cid-"+a];if(h.addLineClass(i,"background","start"),h.addLineClass(k,"background","end"),0==i&&0==k&&0==c)h.addLineClass(i,"background",l.join(" ")),h.addLineClass(i,"background","first");else for(var m=i;k>=m;++m)h.addLineClass(m,"background",l.join(" ")),h.addLineClass(m,"background",l.join(" "));if(!g.getOption("readOnly")){var n=f.merge_lhs_button.clone();n.button&&n.button({icons:{primary:"ui-icon-triangle-1-w"},text:!1}),n.addClass("merge-button"),n.attr("id","merge-lhs-"+a),h.setGutterMarker(i,"merge",n.get(0))}}}}),this.trace("change","markup rhs-editor time",i.stop());var l,m,n,o,k=[];for(l=0;this.settings.lcs&&l<d.length;++l){var p=d[l],q=p["lhs-line-from"]>=0?p["lhs-line-from"]:0,r=p["lhs-line-to"]>=0?p["lhs-line-to"]:0,s=p["rhs-line-from"]>=0?p["rhs-line-from"]:0,t=p["rhs-line-to"]>=0?p["rhs-line-to"]:0;if(this._is_change_in_view(j,p))if("d"==p.op){var u=q,v=r,w=g.lineInfo(v);w&&k.push([g,{line:u,ch:0},{line:v,ch:w.text.length},{className:"mergely ch d lhs"}])}else if("c"==p.op)for(m=q,n=s,o=0;m>=0&&r>=m||n>=0&&t>=n;++m,++n){var x,y;if(n+o>t)x=g.getLine(m),k.push([g,{line:m,ch:0},{line:m,ch:x.length},{className:"mergely ch d lhs"}]);else if(m+o>r)y=h.getLine(n),k.push([h,{line:n,ch:0},{line:n,ch:y.length},{className:"mergely ch a rhs"}]);else{x=g.getLine(m),y=h.getLine(n);var z=new e.LCS(x,y);z.diff(function(a,b){k.push([h,{line:n,ch:a},{line:n,ch:b},{className:"mergely ch a rhs"}])},function(a,b){k.push([g,{line:m,ch:a},{line:m,ch:b},{className:"mergely ch d lhs"}])})}}}this.trace("change","LCS marktext time",i.stop()),g.operation(function(){for(var a=0;a<k.length;++a){var b=k[a];b[0].doc.id==g.getDoc().id&&f.chfns[f.id+"-lhs"].push(b[0].markText(b[1],b[2],b[3]))}}),h.operation(function(){for(var a=0;a<k.length;++a){var b=k[a];b[0].doc.id==h.getDoc().id&&f.chfns[f.id+"-rhs"].push(b[0].markText(b[1],b[2],b[3]))}}),this.trace("change","LCS markup time",i.stop());var A={lhs:g,rhs:h};c(".merge-button").on("click",function(a){var b="rhs",d="lhs",e=c(this).parents("#"+f.id+"-editor-lhs");e.length&&(b="lhs",d="rhs");var g=A[b].coordsChar({left:a.pageX,top:a.pageY}),h=null,i=A[b].lineInfo(g.line);c.each(i.bgClass.split(" "),function(a,b){return 0==b.indexOf("cid-")?(h=parseInt(b.split("-")[1],10),!1):void 0});var j=f.changes[h];return f._merge_change(j,b,d),!1}),this.trace("change","markup buttons time",i.stop())},_merge_change:function(a,b,c){if(a){var h,i,j,e=this.editor[this.id+"-lhs"],f=this.editor[this.id+"-rhs"],g={lhs:e,rhs:f},k=g[b].getRange(d.Pos(a[b+"-line-from"],0),d.Pos(a[b+"-line-to"]+1,0));if("c"==a.op)g[c].replaceRange(k,d.Pos(a[c+"-line-from"],0),d.Pos(a[c+"-line-to"]+1,0));else if("rhs"==b)if("a"==a.op)g[c].replaceRange(k,d.Pos(a[c+"-line-from"]+1,0),d.Pos(a[c+"-line-to"]+1,0));else for(i=parseInt(a[c+"-line-from"],10),j=parseInt(a[c+"-line-to"],10),h=j;h>=i;--h)g[c].setCursor({line:h,ch:-1}),g[c].execCommand("deleteLine");else if("lhs"==b)if("a"==a.op)for(i=parseInt(a[c+"-line-from"],10),j=parseInt(a[c+"-line-to"],10),h=j;h>=i;--h)g[c].setCursor({line:h,ch:-1}),g[c].execCommand("deleteLine");else g[c].replaceRange(k,d.Pos(a[c+"-line-from"]+1,0));g.lhs.setValue(g.lhs.getValue()),g.rhs.setValue(g.rhs.getValue()),this._scroll_to_change(a)}},_draw_info:function(a,d){var e=c(this.editor[a].getScrollerElement()).height(),f=c(this.editor[a].getScrollerElement()).children(":first-child").height(),g=b.getElementById(a+"-"+d+"-canvas");if(void 0==g)throw"Failed to find: "+a+"-"+d+"-canvas";var h=c("#"+this.id+"-lhs-margin"),i=c("#"+this.id+"-rhs-margin");return{visible_page_height:e,gutter_height:f,visible_page_ratio:e/f,margin_ratio:e/f,lhs_scroller:c(this.editor[a].getScrollerElement()),rhs_scroller:c(this.editor[d].getScrollerElement()),lhs_lines:this.editor[a].lineCount(),rhs_lines:this.editor[d].lineCount(),dcanvas:g,clhs:h,crhs:i,lhs_xyoffset:c(h).offset(),rhs_xyoffset:c(i).offset()}},_draw_diff:function(a,b,d){var e=this._draw_info(a,b),f=e.clhs.get(0),g=e.crhs.get(0),h=e.dcanvas.getContext("2d"),i=f.getContext("2d"),j=g.getContext("2d");this.trace("draw","visible_page_height",e.visible_page_height),this.trace("draw","gutter_height",e.gutter_height),this.trace("draw","visible_page_ratio",e.visible_page_ratio),this.trace("draw","lhs-scroller-top",e.lhs_scroller.scrollTop()),this.trace("draw","rhs-scroller-top",e.rhs_scroller.scrollTop()),c.each(c.find("#"+this.id+" canvas"),function(){c(this).get(0).height=e.visible_page_height}),e.clhs.unbind("click"),e.crhs.unbind("click"),i.beginPath(),i.fillStyle=this.settings.bgcolor,i.strokeStyle="#888",i.fillRect(0,0,6.5,e.visible_page_height),i.strokeRect(0,0,6.5,e.visible_page_height),j.beginPath(),j.fillStyle=this.settings.bgcolor,j.strokeStyle="#888",j.fillRect(0,0,6.5,e.visible_page_height),j.strokeRect(0,0,6.5,e.visible_page_height);for(var k=this._get_viewport(a,b),l=0;l<d.length;++l){var m=d[l];this.trace("draw",m);var n=(m["lhs-y-start"]+e.lhs_scroller.scrollTop())*e.visible_page_ratio,o=(m["lhs-y-end"]+e.lhs_scroller.scrollTop())*e.visible_page_ratio+1,p=(m["rhs-y-start"]+e.rhs_scroller.scrollTop())*e.visible_page_ratio,q=(m["rhs-y-end"]+e.rhs_scroller.scrollTop())*e.visible_page_ratio+1;if(this.trace("draw","marker calculated",n,o,p,q),i.beginPath(),i.fillStyle=this.settings.fgcolor[(this._current_diff==l?"c":"")+m.op],i.strokeStyle="#000",i.lineWidth=.5,i.fillRect(1.5,n,4.5,Math.max(o-n,5)),i.strokeRect(1.5,n,4.5,Math.max(o-n,5)),j.beginPath(),j.fillStyle=this.settings.fgcolor[(this._current_diff==l?"c":"")+m.op],j.strokeStyle="#000",j.lineWidth=.5,j.fillRect(1.5,p,4.5,Math.max(q-p,5)),j.strokeRect(1.5,p,4.5,Math.max(q-p,5)),this._is_change_in_view(k,m)){n=m["lhs-y-start"],o=m["lhs-y-end"],p=m["rhs-y-start"],q=m["rhs-y-end"];var r=3;h.beginPath(),h.strokeStyle=this.settings.fgcolor[(this._current_diff==l?"c":"")+m.op],h.lineWidth=this._current_diff==l?1.5:1;var s=this.draw_lhs_width,t=o-n-1,u=this.draw_lhs_min,v=n;h.moveTo(u,v),"Microsoft Internet Explorer"==navigator.appName?(h.lineTo(this.draw_lhs_min+this.draw_lhs_width,n),h.lineTo(this.draw_lhs_min+this.draw_lhs_width,o+1),h.lineTo(this.draw_lhs_min,o+1)):(0>=t?h.lineTo(u+s,v):(h.arcTo(u+s,v,u+s,v+r,r),h.arcTo(u+s,v+t,u+s-r,v+t,r)),h.lineTo(u,v+t)),h.stroke(),s=this.draw_rhs_width,t=q-p-1,u=this.draw_rhs_max,v=p,h.moveTo(u,v),"Microsoft Internet Explorer"==navigator.appName?(h.lineTo(this.draw_rhs_max-this.draw_rhs_width,p),h.lineTo(this.draw_rhs_max-this.draw_rhs_width,q+1),h.lineTo(this.draw_rhs_max,q+1)):(0>=t?h.lineTo(u-s,v):(h.arcTo(u-s,v,u-s,v+r,r),h.arcTo(u-s,v+t,u-r,v+t,r)),h.lineTo(u,v+t)),h.stroke();var w=this.draw_lhs_min+this.draw_lhs_width,x=n+(o+1-n)/2,y=this.draw_rhs_max-this.draw_rhs_width,z=p+(q+1-p)/2;h.moveTo(w,x),x==z?h.lineTo(y,z):h.bezierCurveTo(w+12,x-3,y-12,z-3,y,z),h.stroke()}}i.fillStyle=this.settings.vpcolor,j.fillStyle=this.settings.vpcolor;var A=e.clhs.height()*e.visible_page_ratio,B=e.lhs_scroller.scrollTop()/e.gutter_height*e.clhs.height(),C=e.crhs.height()*e.visible_page_ratio,D=e.rhs_scroller.scrollTop()/e.gutter_height*e.crhs.height();this.trace("draw","cls.height",e.clhs.height()),this.trace("draw","lhs_scroller.scrollTop()",e.lhs_scroller.scrollTop()),this.trace("draw","gutter_height",e.gutter_height),this.trace("draw","visible_page_ratio",e.visible_page_ratio),this.trace("draw","lhs from",B,"lhs to",A),this.trace("draw","rhs from",D,"rhs to",C),i.fillRect(1.5,B,4.5,A),j.fillRect(1.5,D,4.5,C),e.clhs.click(function(a){var b=a.pageY-e.lhs_xyoffset.top-A/2,c=Math.max(0,b/f.height*e.lhs_scroller.get(0).scrollHeight);e.lhs_scroller.scrollTop(c)}),e.crhs.click(function(a){var b=a.pageY-e.rhs_xyoffset.top-C/2,c=Math.max(0,b/g.height*e.rhs_scroller.get(0).scrollHeight);e.rhs_scroller.scrollTop(c)})},trace:function(a){this.settings._debug.indexOf(a)>=0&&(arguments[0]=a+":",console.log([].slice.apply(arguments)))}}),c.pluginMaker=function(a){c.fn[a.prototype.name]=function(b){var f,d=c.makeArray(arguments),e=d.slice(1);return this.each(function(){var g=c.data(this,a.prototype.name);if(g){if("string"==typeof b)f=g[b].apply(g,e);else if(g.update)return g.update.apply(g,d)}else new a(this,b)}),void 0!=f?f:void 0}},c.pluginMaker(e.mergely)}(window,document,jQuery,CodeMirror); |