18 lines
6.9 KiB
JavaScript
18 lines
6.9 KiB
JavaScript
var ref=function(a,b){for(var e=null;null==e||a.hasOwnProperty(e);)e="$"+(268435456+Math.floor(4026531839*Math.random())).toString(16)+"$";a[e]=b;return e},FormBuilder=function(a){this.form_object=a};FormBuilder.prototype={form_object:this.form_object,defs_object:{},parent_element:null,built_form:null,root_element:null,ref_table:{},ref_assoc:{}};
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FormBuilder.regex={reg_in_key:/^\/\^(.+)\$\/$/,reg_out_val:/\{(\$[1-9])\}/,pri_out_val:/\{([a-z-]+)\}/g,pri_in_key:/^\$([a-z-]+)$/,arr_out_set:/^\{\{([a-z-]+)\}\}$/,arr_out_val:/\{([a-z-]+)\.([a-z-]+)\}/g,arr_in_key:/^\$\$([a-z-]+)$/,fun_out_val:/^\{([a-z-]+)\}\(\)$/,ref_pri:/^\$[a-f0-9]{8}\$$/};FormBuilder.spread_attr="children next_nodes prev_nodes attributes node_link listeners".split(" ");FormBuilder.allowed_attr="node node_type next_nodes prev_nodes attributes children text repeat".split(" ");
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FormBuilder.prototype.add_definition=function(a){for(var b in a)this.defs_object[b]=a[b]};FormBuilder.prototype.build=function(a){a=null==a?{}:a;for(var b in a)a[b]=ref(this.ref_table,a[b]),this.ref_assoc[b]=a[b];this.built_form=JSON.parse(JSON.stringify(this.form_object));this.built_form=FormBuilder.formatFormObject(this.built_form,this.defs_object);this.built_form=FormBuilder.replaceStatements(this.built_form,a,this.defs_object,this.ref_table,this.ref_assoc)};
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FormBuilder.prototype.update=function(a){a=null==a?{}:a;for(var b in a)this.ref_assoc.hasOwnProperty(b)&&(this.ref_table[this.ref_assoc[b]]=a[b])};FormBuilder.prototype.attach=function(a){if(!(a instanceof Element)&&null===this.parent_element)return!1;this.parent_element=a instanceof Element?a:this.parent_element;var b;a=FormBuilder.buildElements(this.ref_table,this.built_form);for(b in a.prev)this.parent_element.appendChild(a.prev[b]);for(b in a.node)this.parent_element.appendChild(a.node[b]);for(b in a.next)this.parent_element.appendChild(a.next[b])};
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FormBuilder.formatFormObject=function(a,b){if(a.hasOwnProperty("children"))for(var e in a.children)a.children[e].hasOwnProperty("repeat")&&(a.children[e].parent=a,FormBuilder.formatFormObject(a.children[e],b));return a};
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FormBuilder.fetchNodeDefinition=function(a,b){var e,d;r=FormBuilder.regex.reg_in_key;if("undefined"!=typeof b&&b.hasOwnProperty(a))return{def:b[a]};for(e in b)if(r.test(e)&&(d=new RegExp(e.slice(1,-1)),d.test(a))){matches={};for(d=1;d<RegExp.length&&10>d;d++)matches["$"+d]=RegExp["$"+d];return{def:b[e],scope:matches}}return{}};
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FormBuilder.replaceStatements=function(a,b,e,d,f){a=a instanceof Object?a:{};b=b instanceof Object?JSON.parse(JSON.stringify(b)):{};var c,g;if(a.hasOwnProperty("scope")&&a.scope instanceof Object)for(c in a.scope)b[c]=a.scope[c];if(a.hasOwnProperty("node")&&"string"==typeof a.node&&(g=FormBuilder.fetchNodeDefinition(a.node,e),g.hasOwnProperty("def")&&(a.node_link=JSON.parse(JSON.stringify(g.def)),g.hasOwnProperty("scope"))))for(c in g.scope)b[c]=g.scope[c];for(c in a)"string"==typeof a[c]?(a[c]=[a[c]],
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g=FormBuilder.replaceStatementsFunction(d,a[c][0],b),!1!==g?a[c]=g:(g=FormBuilder.replaceStatementsArray(a[c][0],b,d),!1!==g?a[c]=g:(a[c]=FormBuilder.replaceStatementsRegex(a[c],b),a[c]=FormBuilder.replaceStatementsPrimary(a[c],b),a[c]=FormBuilder.replaceStatementsArrayValue(a[c],b,d,f)))):"number"===typeof a[c]&&(a[c]=[ref(d,a[c])]);for(c in a)FormBuilder.regex.pri_in_key.test(c)?b[c.substring(1)]=ref(d,a[c]):FormBuilder.regex.arr_in_key.test(c)&&(b[c.substring(2)]=ref(d,a[c]));b=JSON.parse(JSON.stringify(b));
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for(c in a)if(-1<FormBuilder.spread_attr.indexOf(c))if(a[c]instanceof Array)for(var h in a[c])FormBuilder.replaceStatements(a[c][h],b,e,d,f);else a[c]instanceof Object&&FormBuilder.replaceStatements(a[c],b,e,d,f);return a};FormBuilder.replaceStatementsFunction=function(a,b,e){var d=null,d=FormBuilder.regex.fun_out_val.exec(b);if(null===d)return!1;e.hasOwnProperty(d[1])||(e[d[1]]=ref(a,function(){}));return e[d[1]]};
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FormBuilder.replaceStatementsArray=function(a,b,e){var d=null,d=FormBuilder.regex.arr_out_set.exec(a);if(null===d)return!1;b.hasOwnProperty(d[1])||(b[d[1]]=ref(e,[]));return b[d[1]]};
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FormBuilder.replaceStatementsRegex=function(a,b){var e=FormBuilder.regex.reg_out_val,d=null,f=[],c,g,h,k;for(h=0;h<a.length;h++){m=null;f=[];c=-1;for(g=[];null!==(d=e.exec(a[h]))&&!(c>=e.lastIndex);)c=e.lastIndex,f.push(d);for(d=c=0;d<f.length;d++)k=f[d][1],(0<c||0<f[d].index)&&g.push(a[h].substr(c,f[d].index-c)),b.hasOwnProperty(k)||(b[k]=""),g.push(b[k]),c=f[d].index+f[d][0].length;c<a[h].length&&g.push(a[h].substr(c,a[h].length));a=a.slice(0,h).concat(g).concat(a.slice(h+1))}return a};
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FormBuilder.replaceStatementsPrimary=function(a,b){var e=FormBuilder.regex.pri_out_val,d=null,f=[],c,g,h,k;for(h=0;h<a.length;h++){m=null;f=[];c=0;for(g=[];null!==(d=e.exec(a[h]));)f.push(d);for(d=0;d<f.length;d++)k=f[d][1],(0<c||0<f[d].index)&&g.push(a[h].substr(c,f[d].index-c)),b.hasOwnProperty(k)||(b[k]=""),g.push(b[k]),c=f[d].index+f[d][0].length;c<a[h].length&&g.push(a[h].substr(c,a[h].length));a=a.slice(0,h).concat(g).concat(a.slice(h+1))}return a};
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FormBuilder.replaceStatementsArrayValue=function(a,b,e,d){b=FormBuilder.regex.arr_out_val;var f=null,c=[],g,h,k,l;for(k=0;k<a.length;k++){m=null;c=[];g=0;for(h=[];null!==(f=b.exec(a[k]));)c.push(f);for(f=0;f<c.length;f++)l=c[f][1]+"."+c[f][2],(0<g||0<c[f].index)&&h.push(a[k].substr(g,c[f].index-g)),d.hasOwnProperty(l)||(d[l]=ref(e)),h.push(d[l]),g=c[f].index+c[f][0].length;g<a[k].length&&h.push(a[k].substr(g,a[k].length));a=a.slice(0,k).concat(h).concat(a.slice(k+1))}return a};
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FormBuilder.readRef=function(a,b){var e,d="";if("string"==typeof b&&FormBuilder.regex.ref_pri.test(b)){for(;"string"==typeof b&&FormBuilder.regex.ref_pri.test(b);)b=a[b],b instanceof Array&&1==b.length&&(b=b[0]);return b}for(e in b)d=FormBuilder.regex.ref_pri.test(b[e])&&a.hasOwnProperty(b[e])?a[b[e]]instanceof Array?d+FormBuilder.readRef(a,a[b[e]]):d+a[b[e]]:d+b[e].toString();return d};
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FormBuilder.buildElements=function(a,b){var e={prev:[],node:[],next:[]},d,f,c,g=[null];if(b.hasOwnProperty("repeat"))if(c=FormBuilder.readRef(a,b.repeat),isNaN(c))c instanceof Array&&(g=c);else for(g=[],d=0;d<c;d++)g[d]=d;console.log(g);if(b.hasOwnProperty("prev_nodes"))for(d in b.prev_nodes)e.prev=FormBuilder.buildElements(a,b.prev_nodes[d]);if(b.hasOwnProperty("next_nodes"))for(d in b.next_nodes)e.next=FormBuilder.buildElements(a,b.next_nodes[d]);b.hasOwnProperty("node_type")?e.node=document.createElement(FormBuilder.readRef(a,
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b.node_type)):b.hasOwnProperty("node_link")&&(c=FormBuilder.buildElements(a,b.node_link),e.prev=e.prev.concat(c.prev),e.node=c.node,e.next=c.next.concat(e.next));if(b.hasOwnProperty("attributes"))for(d in b.attributes)e.node.setAttribute(d,FormBuilder.readRef(a,b.attributes[d]));b.hasOwnProperty("text")&&(e.node.innerHTML=b.text);if(b.hasOwnProperty("listeners"))for(d in b.listeners)e.node.addEventListener(d,FormBuilder.readRef(a,b.listeners[d]),!1);if(b.hasOwnProperty("children"))for(d in b.children){c=
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FormBuilder.buildElements(a,b.children[d]);for(f in c.prev)e.node.appendChild(c.prev[f]);e.node.appendChild(c.node);for(f in c.prev)e.node.appendChild(c.next[f])}return e};
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