17 lines
6.7 KiB
JavaScript
17 lines
6.7 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)};
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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]);this.parent_element.appendChild(a.node);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].parent=a,FormBuilder.formatFormObject(a.children[e],b);return a};FormBuilder.fetchNodeDefinition=function(a,b){var e,c;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)&&(c=new RegExp(e.slice(1,-1)),c.test(a))){matches={};for(c=1;c<RegExp.length&&10>c;c++)matches["$"+c]=RegExp["$"+c];return{def:b[e],scope:matches}}return{}};
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FormBuilder.replaceStatements=function(a,b,e,c){a=a instanceof Object?a:{};b=b instanceof Object?JSON.parse(JSON.stringify(b)):{};var d,f;if(a.hasOwnProperty("scope")&&a.scope instanceof Object)for(d in a.scope)b[d]=a.scope[d];if(a.hasOwnProperty("node")&&"string"==typeof a.node&&(f=FormBuilder.fetchNodeDefinition(a.node,e),f.hasOwnProperty("def")&&(a.node_link=JSON.parse(JSON.stringify(f.def)),f.hasOwnProperty("scope"))))for(d in f.scope)b[d]=f.scope[d];for(d in a)"string"==typeof a[d]&&(a[d]=[a[d]],
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f=FormBuilder.replaceStatementsFunction(c,a[d][0],b),!1!==f?a[d]=f:(f=FormBuilder.replaceStatementsArray(c,a[d][0],b),!1!==f?a[d]=f:(a[d]=FormBuilder.replaceStatementsRegex(a[d],b),a[d]=FormBuilder.replaceStatementsPrimary(a[d],b),a[d]=FormBuilder.replaceStatementsArrayValue(a[d],b))));for(d in a)FormBuilder.regex.pri_in_key.test(d)?b[d.substring(1)]=ref(c,a[d]):FormBuilder.regex.arr_in_key.test(d)&&(b[d.substring(2)]=ref(c,a[d]));b=JSON.parse(JSON.stringify(b));for(d in a)if(-1<FormBuilder.spread_attr.indexOf(d))if(a[d]instanceof
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Array)for(var h in a[d])FormBuilder.replaceStatements(a[d][h],b,e,c);else a[d]instanceof Object&&FormBuilder.replaceStatements(a[d],b,e,c);return a};FormBuilder.replaceStatementsFunction=function(a,b,e){var c=null,c=FormBuilder.regex.fun_out_val.exec(b);if(null===c)return!1;e.hasOwnProperty(c[1])||(e[c[1]]=ref(a,function(){}));return e[c[1]]};
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FormBuilder.replaceStatementsArray=function(a,b,e){var c=null,c=FormBuilder.regex.arr_out_set.exec(b);if(null===c)return!1;e.hasOwnProperty(c[1])||(e[c[1]]=ref(a,[]));return e[c[1]]};
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FormBuilder.replaceStatementsRegex=function(a,b){var e=FormBuilder.regex.reg_out_val,c=null,d=[],f,h,g,k;for(g=0;g<a.length;g++){m=null;d=[];f=-1;for(h=[];null!==(c=e.exec(a[g]))&&!(f>=e.lastIndex);)f=e.lastIndex,d.push(c);for(c=f=0;c<d.length;c++)k=d[c][1],(0<f||0<d[c].index)&&h.push(a[g].substr(f,d[c].index-f)),b.hasOwnProperty(k)||(b[k]=""),h.push(b[k]),f=d[c].index+d[c][0].length;f<a[g].length&&h.push(a[g].substr(f,a[g].length));a=a.slice(0,g).concat(h).concat(a.slice(g+1))}return a};
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FormBuilder.replaceStatementsPrimary=function(a,b){var e=FormBuilder.regex.pri_out_val,c=null,d=[],f,h,g,k;for(g=0;g<a.length;g++){m=null;d=[];f=0;for(h=[];null!==(c=e.exec(a[g]));)d.push(c);for(c=0;c<d.length;c++)k=d[c][1],(0<f||0<d[c].index)&&h.push(a[g].substr(f,d[c].index-f)),b.hasOwnProperty(k)||(b[k]=""),h.push(b[k]),f=d[c].index+d[c][0].length;f<a[g].length&&h.push(a[g].substr(f,a[g].length));a=a.slice(0,g).concat(h).concat(a.slice(g+1))}return a};
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FormBuilder.replaceStatementsArrayValue=function(a,b){var e=FormBuilder.regex.arr_out_val,c=null,d=[],f,h,g,k;for(g=0;g<a.length;g++){m=null;d=[];f=0;for(h=[];null!==(c=e.exec(a[g]));)d.push(c);for(c=0;c<d.length;c++)k=d[c][1],(0<f||0<d[c].index)&&h.push(a[g].substr(f,d[c].index-f)),b.hasOwnProperty(k)||(b[k]=""),h.push(b[k]),f=d[c].index+d[c][0].length;f<a[g].length&&h.push(a[g].substr(f,a[g].length));a=a.slice(0,g).concat(h).concat(a.slice(g+1))}return a};
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FormBuilder.readRef=function(a,b){var e,c="";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)c=FormBuilder.regex.ref_pri.test(b[e])&&a.hasOwnProperty(b[e])?a[b[e]]instanceof Array?c+FormBuilder.readRef(a,a[b[e]]):c+a[b[e]]:c+b[e].toString();return c};
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FormBuilder.buildElements=function(a,b){var e={prev:[],node:null,next:[]},c,d,f;if(b.hasOwnProperty("prev_nodes"))for(c in b.prev_nodes)e.prev=FormBuilder.buildElements(a,b.prev_nodes[c]);if(b.hasOwnProperty("next_nodes"))for(c in b.next_nodes)e.next=FormBuilder.buildElements(a,b.next_nodes[c]);b.hasOwnProperty("node_type")?e.node=document.createElement(FormBuilder.readRef(a,b.node_type)):b.hasOwnProperty("node_link")&&(f=FormBuilder.buildElements(a,b.node_link),e.prev=e.prev.concat(f.prev),e.node=
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f.node,e.next=f.next.concat(e.next));if(b.hasOwnProperty("attributes"))for(c in b.attributes)e.node.setAttribute(c,FormBuilder.readRef(a,b.attributes[c]));b.hasOwnProperty("text")&&(e.node.innerHTML=b.text);if(b.hasOwnProperty("listeners"))for(c in b.listeners)e.node.addEventListener(c,FormBuilder.readRef(a,b.listeners[c]),!1),console.log("listener",c,FormBuilder.readRef(a,b.listeners[c]));if(b.hasOwnProperty("children"))for(c in b.children){f=FormBuilder.buildElements(a,b.children[c]);for(d in f.prev)e.node.appendChild(f.prev[d]);
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e.node.appendChild(f.node);for(d in f.prev)e.node.appendChild(f.next[d])}return e};
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