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papaparse.min.js

papaparse.min.js 15 KB
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123456 
  1. /*!
    2. 

  2. 	Papa Parse
    3. 

  3. 	v4.1.3
    4. 

  4. 	https://github.com/mholt/PapaParse
    5. 

  5. */
    6. 

  6. !function(a,b){"function"==typeof define&&define.amd?define([],b):"object"==typeof module&&module.exports?module.exports=b():a.Papa=b()}(this,function(){"use strict";function a(a,b){if(b=b||{},b.dynamicTyping=b.dynamicTyping||!1,b.worker&&y.WORKERS_SUPPORTED){var c=j();return c.userStep=b.step,c.userChunk=b.chunk,c.userComplete=b.complete,c.userError=b.error,b.step=q(b.step),b.chunk=q(b.chunk),b.complete=q(b.complete),b.error=q(b.error),delete b.worker,void c.postMessage({input:a,config:b,workerId:c.id})}var g=null;return"string"==typeof a?g=b.download?new d(b):new f(b):(s.File&&a instanceof File||a instanceof Object)&&(g=new e(b)),g.stream(a)}function b(a,b){function c(){"object"==typeof b&&("string"==typeof b.delimiter&&1===b.delimiter.length&&y.BAD_DELIMITERS.indexOf(b.delimiter)===-1&&(j=b.delimiter),("boolean"==typeof b.quotes||b.quotes instanceof Array)&&(h=b.quotes),"string"==typeof b.newline&&(k=b.newline),"string"==typeof b.quoteChar&&(l=b.quoteChar),"boolean"==typeof b.header&&(i=b.header))}function d(a){if("object"!=typeof a)return[];var b=[];for(var c in a)b.push(c);return b}function e(a,b){var c="";"string"==typeof a&&(a=JSON.parse(a)),"string"==typeof b&&(b=JSON.parse(b));var d=a instanceof Array&&a.length>0,e=!(b[0]instanceof Array);if(d&&i){for(var g=0;g<a.length;g++)g>0&&(c+=j),c+=f(a[g],g);b.length>0&&(c+=k)}for(var h=0;h<b.length;h++){for(var l=d?a.length:b[h].length,m=0;m<l;m++){m>0&&(c+=j);var n=d&&e?a[m]:m;c+=f(b[h][n],m)}h<b.length-1&&(c+=k)}return c}function f(a,b){if("undefined"==typeof a||null===a)return"";a=a.toString().replace(m,l+l);var c="boolean"==typeof h&&h||h instanceof Array&&h[b]||g(a,y.BAD_DELIMITERS)||a.indexOf(j)>-1||" "===a.charAt(0)||" "===a.charAt(a.length-1);return c?l+a+l:a}function g(a,b){for(var c=0;c<b.length;c++)if(a.indexOf(b[c])>-1)return!0;return!1}var h=!1,i=!0,j=",",k="\r\n",l='"';c();var m=new RegExp(l,"g");if("string"==typeof a&&(a=JSON.parse(a)),a instanceof Array){if(!a.length||a[0]instanceof Array)return e(null,a);if("object"==typeof a[0])return e(d(a[0]),a)}else if("object"==typeof a)return"string"==typeof a.data&&(a.data=JSON.parse(a.data)),a.data instanceof Array&&(a.fields||(a.fields=a.meta&&a.meta.fields),a.fields||(a.fields=a.data[0]instanceof Array?a.fields:d(a.data[0])),a.data[0]instanceof Array||"object"==typeof a.data[0]||(a.data=[a.data])),e(a.fields||[],a.data||[]);throw"exception: Unable to serialize unrecognized input"}function c(a){function b(a){var b=o(a);b.chunkSize=parseInt(b.chunkSize),a.step||a.chunk||(b.chunkSize=null),this._handle=new g(b),this._handle.streamer=this,this._config=b}this._handle=null,this._paused=!1,this._finished=!1,this._input=null,this._baseIndex=0,this._partialLine="",this._rowCount=0,this._start=0,this._nextChunk=null,this.isFirstChunk=!0,this._completeResults={data:[],errors:[],meta:{}},b.call(this,a),this.parseChunk=function(a){if(this.isFirstChunk&&q(this._config.beforeFirstChunk)){var b=this._config.beforeFirstChunk(a);void 0!==b&&(a=b)}this.isFirstChunk=!1;var c=this._partialLine+a;this._partialLine="";var d=this._handle.parse(c,this._baseIndex,!this._finished);if(!this._handle.paused()&&!this._handle.aborted()){var e=d.meta.cursor;this._finished||(this._partialLine=c.substring(e-this._baseIndex),this._baseIndex=e),d&&d.data&&(this._rowCount+=d.data.length);var f=this._finished||this._config.preview&&this._rowCount>=this._config.preview;if(u)s.postMessage({results:d,workerId:y.WORKER_ID,finished:f});else if(q(this._config.chunk)){if(this._config.chunk(d,this._handle),this._paused)return;d=void 0,this._completeResults=void 0}return this._config.step||this._config.chunk||(this._completeResults.data=this._completeResults.data.concat(d.data),this._completeResults.errors=this._completeResults.errors.concat(d.errors),this._completeResults.meta=d.meta),!f||!q(this._config.complete)||d&&d.meta.aborted||this._config.complete(this._completeResults,this._input),f||d&&d.meta.paused||this._nextChunk(),d}},this._sendError=function(a){q(this._config.error)?this._config.error(a):u&&this._config.error&&s.postMessage({workerId:y.WORKER_ID,error:a,finished:!1})}}function d(a){function b(a){var b=a.getResponseHeader("Content-Range");return null===b?-1:parseInt(b.substr(b.lastIndexOf("/")+1))}a=a||{},a.chunkSize||(a.chunkSize=y.RemoteChunkSize),c.call(this,a);var d;t?this._nextChunk=function(){this._readChunk(),this._chunkLoaded()}:this._nextChunk=function(){this._readChunk()},this.stream=function(a){this._input=a,this._nextChunk()},this._readChunk=function(){if(this._finished)return void this._chunkLoaded();if(d=new XMLHttpRequest,this._config.withCredentials&&(d.withCredentials=this._config.withCredentials),t||(d.onload=p(this._chunkLoaded,this),d.onerror=p(this._chunkError,this)),d.open("GET",this._input,!t),this._config.chunkSize){var a=this._start+this._config.chunkSize-1;d.setRequestHeader("Range","bytes="+this._start+"-"+a),d.setRequestHeader("If-None-Match","webkit-no-cache")}try{d.send()}catch(a){this._chunkError(a.message)}t&&0===d.status?this._chunkError():this._start+=this._config.chunkSize},this._chunkLoaded=function(){if(4==d.readyState){if(d.status<200||d.status>=400)return void this._chunkError();this._finished=!this._config.chunkSize||this._start>b(d),this.parseChunk(d.responseText)}},this._chunkError=function(a){var b=d.statusText||a;this._sendError(b)}}function e(a){a=a||{},a.chunkSize||(a.chunkSize=y.LocalChunkSize),c.call(this,a);var b,d,e="undefined"!=typeof FileReader;this.stream=function(a){this._input=a,d=a.slice||a.webkitSlice||a.mozSlice,e?(b=new FileReader,b.onload=p(this._chunkLoaded,this),b.onerror=p(this._chunkError,this)):b=new FileReaderSync,this._nextChunk()},this._nextChunk=function(){this._finished||this._config.preview&&!(this._rowCount<this._config.preview)||this._readChunk()},this._readChunk=function(){var a=this._input;if(this._config.chunkSize){var c=Math.min(this._start+this._config.chunkSize,this._input.size);a=d.call(a,this._start,c)}var f=b.readAsText(a,this._config.encoding);e||this._chunkLoaded({target:{result:f}})},this._chunkLoaded=function(a){this._start+=this._config.chunkSize,this._finished=!this._config.chunkSize||this._start>=this._input.size,this.parseChunk(a.target.result)},this._chunkError=function(){this._sendError(b.error)}}function f(a){a=a||{},c.call(this,a);var b,d;this.stream=function(a){return b=a,d=a,this._nextChunk()},this._nextChunk=function(){if(!this._finished){var a=this._config.chunkSize,b=a?d.substr(0,a):d;return d=a?d.substr(a):"",this._finished=!d,this.parseChunk(b)}}}function g(a){function b(){if(w&&n&&(k("Delimiter","UndetectableDelimiter","Unable to auto-detect delimiting character; defaulted to '"+y.DefaultDelimiter+"'"),n=!1),a.skipEmptyLines)for(var b=0;b<w.data.length;b++)1===w.data[b].length&&""===w.data[b][0]&&w.data.splice(b--,1);return c()&&d(),f()}function c(){return a.header&&0===v.length}function d(){if(w){for(var a=0;c()&&a<w.data.length;a++)for(var b=0;b<w.data[a].length;b++)v.push(w.data[a][b]);w.data.splice(0,1)}}function e(b,c){return(a.dynamicTyping[b]||a.dynamicTyping)===!0?"true"===c||"TRUE"===c||"false"!==c&&"FALSE"!==c&&j(c):c}function f(){if(!w||!a.header&&!a.dynamicTyping)return w;for(var b=0;b<w.data.length;b++){for(var c=a.header?{}:[],d=0;d<w.data[b].length;d++){var f=d,g=w.data[b][d];a.header&&(f=d>=v.length?"__parsed_extra":v[d]),g=e(f,g),"__parsed_extra"===f?(c[f]=c[f]||[],c[f].push(g)):c[f]=g}w.data[b]=c,a.header&&(d>v.length?k("FieldMismatch","TooManyFields","Too many fields: expected "+v.length+" fields but parsed "+d,b):d<v.length&&k("FieldMismatch","TooFewFields","Too few fields: expected "+v.length+" fields but parsed "+d,b))}return a.header&&w.meta&&(w.meta.fields=v),w}function g(b,c){for(var d,e,f,g=[",","\t","|",";",y.RECORD_SEP,y.UNIT_SEP],i=0;i<g.length;i++){var j=g[i],k=0,l=0;f=void 0;for(var m=new h({delimiter:j,newline:c,preview:10}).parse(b),n=0;n<m.data.length;n++){var o=m.data[n].length;l+=o,"undefined"!=typeof f?o>1&&(k+=Math.abs(o-f),f=o):f=o}m.data.length>0&&(l/=m.data.length),("undefined"==typeof e||k<e)&&l>1.99&&(e=k,d=j)}return a.delimiter=d,{successful:!!d,bestDelimiter:d}}function i(a){a=a.substr(0,1048576);var b=a.split("\r"),c=a.split("\n"),d=c.length>1&&c[0].length<b[0].length;if(1===b.length||d)return"\n";for(var e=0,f=0;f<b.length;f++)"\n"===b[f][0]&&e++;return e>=b.length/2?"\r\n":"\r"}function j(a){var b=p.test(a);return b?parseFloat(a):a}function k(a,b,c,d){w.errors.push({type:a,code:b,message:c,row:d})}var l,m,n,p=/^\s*-?(\d*\.?\d+|\d+\.?\d*)(e[-+]?\d+)?\s*$/i,r=this,s=0,t=!1,u=!1,v=[],w={data:[],errors:[],meta:{}};if(q(a.step)){var x=a.step;a.step=function(d){if(w=d,c())b();else{if(b(),0===w.data.length)return;s+=d.data.length,a.preview&&s>a.preview?m.abort():x(w,r)}}}this.parse=function(c,d,e){if(a.newline||(a.newline=i(c)),n=!1,a.delimiter)"function"==typeof a.delimiter&&(a.delimiter=a.delimiter(c),w.meta.delimiter=a.delimiter);else{var f=g(c,a.newline);f.successful?a.delimiter=f.bestDelimiter:(n=!0,a.delimiter=y.DefaultDelimiter),w.meta.delimiter=a.delimiter}var j=o(a);return a.preview&&a.header&&j.preview++,l=c,m=new h(j),w=m.parse(l,d,e),b(),t?{meta:{paused:!0}}:w||{meta:{paused:!1}}},this.paused=function(){return t},this.pause=function(){t=!0,m.abort(),l=l.substr(m.getCharIndex())},this.resume=function(){t=!1,r.streamer.parseChunk(l)},this.aborted=function(){return u},this.abort=function(){u=!0,m.abort(),w.meta.aborted=!0,q(a.complete)&&a.complete(w),l=""}}function h(a){a=a||{};var b=a.delimiter,c=a.newline,d=a.comments,e=a.step,f=a.preview,g=a.fastMode,h=a.quoteChar||'"';if(("string"!=typeof b||y.BAD_DELIMITERS.indexOf(b)>-1)&&(b=","),d===b)throw"Comment character same as delimiter";d===!0?d="#":("string"!=typeof d||y.BAD_DELIMITERS.indexOf(d)>-1)&&(d=!1),"\n"!=c&&"\r"!=c&&"\r\n"!=c&&(c="\n");var i=0,j=!1;this.parse=function(a,k,l){function m(a){w.push(a),z=i}function n(b){return l?p():("undefined"==typeof b&&(b=a.substr(i)),y.push(b),i=r,m(y),v&&q(),p())}function o(b){i=b,m(y),y=[],D=a.indexOf(c,i)}function p(a){return{data:w,errors:x,meta:{delimiter:b,linebreak:c,aborted:j,truncated:!!a,cursor:z+(k||0)}}}function q(){e(p()),w=[],x=[]}if("string"!=typeof a)throw"Input must be a string";var r=a.length,s=b.length,t=c.length,u=d.length,v="function"==typeof e;i=0;var w=[],x=[],y=[],z=0;if(!a)return p();if(g||g!==!1&&a.indexOf(h)===-1){for(var A=a.split(c),B=0;B<A.length;B++){var y=A[B];if(i+=y.length,B!==A.length-1)i+=c.length;else if(l)return p();if(!d||y.substr(0,u)!==d){if(v){if(w=[],m(y.split(b)),q(),j)return p()}else m(y.split(b));if(f&&B>=f)return w=w.slice(0,f),p(!0)}}return p()}for(var C=a.indexOf(b,i),D=a.indexOf(c,i),E=new RegExp(h+h,"g");;)if(a[i]!==h)if(d&&0===y.length&&a.substr(i,u)===d){if(D===-1)return p();i=D+t,D=a.indexOf(c,i),C=a.indexOf(b,i)}else if(C!==-1&&(C<D||D===-1))y.push(a.substring(i,C)),i=C+s,C=a.indexOf(b,i);else{if(D===-1)break;if(y.push(a.substring(i,D)),o(D+t),v&&(q(),j))return p();if(f&&w.length>=f)return p(!0)}else{var F=i;for(i++;;){var F=a.indexOf(h,F+1);if(F===-1)return l||x.push({type:"Quotes",code:"MissingQuotes",message:"Quoted field unterminated",row:w.length,index:i}),n();if(F===r-1){var G=a.substring(i,F).replace(E,h);return n(G)}if(a[F+1]!==h){if(a[F+1]===b){y.push(a.substring(i,F).replace(E,h)),i=F+1+s,C=a.indexOf(b,i),D=a.indexOf(c,i);break}if(a.substr(F+1,t)===c){if(y.push(a.substring(i,F).replace(E,h)),o(F+1+t),C=a.indexOf(b,i),v&&(q(),j))return p();if(f&&w.length>=f)return p(!0);break}}else F++}}return n()},this.abort=function(){j=!0},this.getCharIndex=function(){return i}}function i(){var a=document.getElementsByTagName("script");return a.length?a[a.length-1].src:""}function j(){if(!y.WORKERS_SUPPORTED)return!1;if(!v&&null===y.SCRIPT_PATH)throw new Error("Script path cannot be determined automatically when Papa Parse is loaded asynchronously. You need to set Papa.SCRIPT_PATH manually.");var a=y.SCRIPT_PATH||r;a+=(a.indexOf("?")!==-1?"&":"?")+"papaworker";var b=new s.Worker(a);return b.onmessage=k,b.id=x++,w[b.id]=b,b}function k(a){var b=a.data,c=w[b.workerId],d=!1;if(b.error)c.userError(b.error,b.file);else if(b.results&&b.results.data){var e=function(){d=!0,l(b.workerId,{data:[],errors:[],meta:{aborted:!0}})},f={abort:e,pause:m,resume:m};if(q(c.userStep)){for(var g=0;g<b.results.data.length&&(c.userStep({data:[b.results.data[g]],errors:b.results.errors,meta:b.results.meta},f),!d);g++);delete b.results}else q(c.userChunk)&&(c.userChunk(b.results,f,b.file),delete b.results)}b.finished&&!d&&l(b.workerId,b.results)}function l(a,b){var c=w[a];q(c.userComplete)&&c.userComplete(b),c.terminate(),delete w[a]}function m(){throw"Not implemented."}function n(a){var b=a.data;if("undefined"==typeof y.WORKER_ID&&b&&(y.WORKER_ID=b.workerId),"string"==typeof b.input)s.postMessage({workerId:y.WORKER_ID,results:y.parse(b.input,b.config),finished:!0});else if(s.File&&b.input instanceof File||b.input instanceof Object){var c=y.parse(b.input,b.config);c&&s.postMessage({workerId:y.WORKER_ID,results:c,finished:!0})}}function o(a){if("object"!=typeof a)return a;var b=a instanceof Array?[]:{};for(var c in a)b[c]=o(a[c]);return b}function p(a,b){return function(){a.apply(b,arguments)}}function q(a){return"function"==typeof a}var r,s=Function("return this")(),t=!s.document&&!!s.postMessage,u=t&&/(\?|&)papaworker(=|&|$)/.test(s.location.search),v=!1,w={},x=0,y={};if(y.parse=a,y.unparse=b,y.RECORD_SEP=String.fromCharCode(30),y.UNIT_SEP=String.fromCharCode(31),y.BYTE_ORDER_MARK="\ufeff",y.BAD_DELIMITERS=["\r","\n",'"',y.BYTE_ORDER_MARK],y.WORKERS_SUPPORTED=!t&&!!s.Worker,y.SCRIPT_PATH=null,y.LocalChunkSize=10485760,y.RemoteChunkSize=5242880,y.DefaultDelimiter=",",y.Parser=h,y.ParserHandle=g,y.NetworkStreamer=d,y.FileStreamer=e,y.StringStreamer=f,s.jQuery){var z=s.jQuery;z.fn.parse=function(a){function b(){if(0===f.length)return void(q(a.complete)&&a.complete());var b=f[0];if(q(a.before)){var e=a.before(b.file,b.inputElem);if("object"==typeof e){if("abort"===e.action)return void c("AbortError",b.file,b.inputElem,e.reason);if("skip"===e.action)return void d();"object"==typeof e.config&&(b.instanceConfig=z.extend(b.instanceConfig,e.config))}else if("skip"===e)return void d()}var g=b.instanceConfig.complete;b.instanceConfig.complete=function(a){q(g)&&g(a,b.file,b.inputElem),d()},y.parse(b.file,b.instanceConfig)}function c(b,c,d,e){q(a.error)&&a.error({name:b},c,d,e)}function d(){f.splice(0,1),b()}var e=a.config||{},f=[];return this.each(function(a){var b="INPUT"===z(this).prop("tagName").toUpperCase()&&"file"===z(this).attr("type").toLowerCase()&&s.FileReader;if(!b||!this.files||0===this.files.length)return!0;for(var c=0;c<this.files.length;c++)f.push({file:this.files[c],inputElem:this,instanceConfig:z.extend({},e)})}),b(),this}}return u?s.onmessage=n:y.WORKERS_SUPPORTED&&(r=i(),document.body?document.addEventListener("DOMContentLoaded",function(){v=!0},!0):v=!0),d.prototype=Object.create(c.prototype),d.prototype.constructor=d,e.prototype=Object.create(c.prototype),e.prototype.constructor=e,f.prototype=Object.create(f.prototype),f.prototype.constructor=f,y});
    7.