csv_parser_npmjs/index.html at master · siara-cc/csv_parser_npmjs · GitHub

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<!DOCTYPE html>
<html>
<head>
<title>CSV_ML Javascript implementation</title>
<script language="javascript" src="csv_parser.js"/>
<script language="javascript">
<!--
function generateDDLDML() {
   var out_obj = document.getElementById("out");
   out_obj.value = "";
   var csv_ml_parser = new CSV_ML_Parser(document.getElementById("csv_ml_src").value);
   var dom = csv_ml_parser.parse("dom", false);
   if (csv_ml_parser.ex.display_exceptions()) return;
   var node_objects = csv_ml_parser.get_schema();
   out_obj.value = CSV_ML_Script.generateDDL(node_objects);
   if (out_obj.value != "") {
      out_obj.value += "\r\n";
      out_obj.value += CSV_ML_Script.generate_dml_recursively(node_objects, dom.documentElement, "");
   } else {
      out_obj.value = "No schema";
   }
   document.getElementById('out_size').innerHTML = document.getElementById("out").value.length;
}

function convertToXML() {
   var csv_ml_parser = new CSV_ML_Parser(document.getElementById("csv_ml_src").value);
   var dom = csv_ml_parser.parse("dom", false);
   if (csv_ml_parser.ex.display_exceptions()) return;
   var serializer = new XMLSerializer();
   document.getElementById("out").value = XMLUtil.prettyPrint(serializer.serializeToString(dom));
   document.getElementById("out_size").innerHTML = document.getElementById("out").value.length;
}

function evalXPath() {
   var csv_ml_parser = new CSV_ML_Parser(document.getElementById("csv_ml_src").value);
   var dom = csv_ml_parser.parse("dom", false);
   if (csv_ml_parser.ex.display_exceptions()) return;
   var serializer = new XMLSerializer();
   var ret_arr = XMLUtil.evaluateXPath(dom, document.getElementById("xpath").value);
   document.getElementById("out").value = "";
   for (var i=0; i<ret_arr.length; i++) {
       if (typeof(ret_arr[i]) == "object")
          document.getElementById("out").value += XMLUtil.prettyPrint(serializer.serializeToString(ret_arr[i]));
       else
          document.getElementById("out").value += ret_arr[i];
   }
   document.getElementById('out_size').innerHTML = document.getElementById("out").value.length;
}

function convertToJSO() {
   var csv_ml_parser = new CSV_ML_Parser(document.getElementById("csv_ml_src").value);
   var ret = csv_ml_parser.parse("jso", false);
   if (csv_ml_parser.ex.display_exceptions()) return;
   document.getElementById("out").value = JSON.stringify(ret, null, ' ');
   document.getElementById('out_size').innerHTML = document.getElementById("out").value.length;
}
function backToCSV() {
   var dom = XMLUtil.parseXMLToDOM(document.getElementById("out").value);
   document.getElementById("csv_ml_src").value = CSV_ML_Output.generate(dom);
   document.getElementById('in_size').innerHTML = document.getElementById("csv_ml_src").value.length;
}
function body_onload() {
   ex_change('1.1');
   document.getElementById("ddldml").focus();
}
function ex_change(idx) {
   var t_id = "ex"+idx+"_textarea";
   document.getElementById("csv_ml_src").value = document.getElementById(t_id).value;
   document.getElementById("xpath").value = document.getElementById("ex"+idx+"_xpath").value;
   document.getElementById('in_size').innerHTML = document.getElementById(t_id).value.length;
}
//-->
</script>
<style>
.ta_nowrap {
  word-wrap: no-wrap;
}
</style>
</head>
<body style="font-family: verdana; font-size: medium" onload="body_onload();">
<textarea id=ex1.1_textarea style="display:none">
abc,physics,53
abc,chemistry,65
xyz,physics,73
xyz,chemistry,76
</textarea>
<input type=hidden id=ex1.1_xpath value="concat('Total of xyz:', sum(root/n1[@c1='xyz']/@c3))"/>
<textarea id=ex1.2_textarea style="display:none">
csv_ml,1.0,UTF-8,root,no_node_name,inline
name,subject,marks
abc,physics,53
abc,chemistry,65
xyz,physics,73
xyz,chemistry,76
</textarea>
<input type=hidden id=ex1.2_xpath value="concat('Total of xyz:', sum(root/n1[@name='xyz']/@marks))"/>
<textarea id=ex1.3_textarea style="display:none">
csv_ml,1.0,UTF-8,root,with_node_name,inline
student,name,subject,marks
end_schema
student,abc,physics,53
student,abc,chemistry,65
student,xyz,physics,73
student,xyz,chemistry,76
</textarea>
<input type=hidden id=ex1.3_xpath value="concat('Total of xyz:', sum(root/student[@name='xyz']/@marks))"/>
<textarea id=ex1.4_textarea style="display:none">
csv_ml,1.0
student,name,subject,marks
1,abc,physics,53
1,abc,chemistry,65
1,xyz,physics,73
1,xyz,chemistry,76
</textarea>
<input type=hidden id=ex1.4_xpath value="concat('Total of xyz:', sum(root/student[@name='xyz']/@marks))"/>
<textarea id=ex1.5_textarea style="display:none">
csv_ml,1.0
student,name,subject,marks
faculty,name,subject
1,abc,physics,53
1,abc,chemistry,65
1,xyz,physics,73
1,xyz,chemistry,76
2,pqr,physics
2,bcd,chemistry
</textarea>
<input type=hidden id=ex1.5_xpath value="concat('Total of xyz:', sum(root/student[@name='xyz']/@marks))"/>
<textarea id=ex2.1_textarea style="display:none">
csv_ml,1.0
student,name,age
 education,course_name,year_passed
  subject,name,marks
1,abc,24
 1,bs,2010
  1,physics,53
  1,chemistry,65
 1,ms,2012
  1,physics,74
  1,chemistry,75
1,xyz,24
 1,bs,2010
  1,physics,67
  1,chemistry,85
</textarea>
<input type=hidden id=ex2.1_xpath value="/root/student[education/subject/@marks &gt; 80]"/>
<textarea id=ex2.2_textarea style="display:none">
csv_ml,1.0
student,name,age
 education,course_name,year_passed
  subject,name,marks
 references,name,company,designation
1,abc,24
 1,bs,2010
  1,physics,53
  1,chemistry,65
 1,ms,2012
  1,physics,74
  1,chemistry,75
 2,pqr,bbb,executive
 2,mno,bbb,director
1,xyz,24
 1,bs,2010
  1,physics,67
  1,chemistry,85
</textarea>
<input type=hidden id=ex2.2_xpath value="/root/student[education/subject/@marks &gt; 80]"/>
<textarea id=ex3.1_textarea style="display:none">
csv_ml,1.0
student,name,age
1,a
1,b,23,His record is remarkable
1,c,24,His record is remarkable,His performance is exemplary
</textarea>
<input type=hidden id=ex3.1_xpath value="/root/student[@name='c']"/>
<textarea id=ex3.2_textarea style="display:none">
csv_ml,1.0
student
 name
 age
1
 1,a
 2,23
</textarea>
<input type=hidden id=ex3.2_xpath value="/root/student/name/text()"/>
<textarea id=ex3.3_textarea style="display:none">
csv_ml,1.0
sample,text
1,No quote
1, No quote with preceding space
1,With quote (")
1,"With quotes, and ""comma"""
1, "With quotes, (space ignored)"
1, """Enclosed, with double quote"""
1, """Single, preceding double quote"
1, "Double quote, suffix"""
1, "Double quote, ("") in the middle"
1, "More

than

one

line"
</textarea>
<input type=hidden id=ex3.3_xpath value="/root/sample[3]/@text"/>
<textarea id=ex3.4_textarea style="display:none">
/* You can have comments anywhere,
   even at the beginning
*/
csv_ml,1.0

/* And empty lines like this */

sample,text1,text2
1,/* This is a comment */ "hello", "world" /* End of line comment */
1,/* This is also a comment */, "/* But this isn't */"

1,"third", "line" /* Multiline
comment */
/* Comment at beginning of line */1, "fourth" , "line"
</textarea>
<input type=hidden id=ex3.4_xpath value="/root/sample[2]/@text2"/>
<textarea id=ex3.5.1_textarea style="display:none">
csv_ml,1.0,UTF-8,data
student,name,age
1,a,24
</textarea>
<input type=hidden id=ex3.5.1_xpath value="/data/student/@name"/>
<textarea id=ex3.5.2_textarea style="display:none">
csv_ml,1.0,UTF-8,student
student,name,age
1,a,24
</textarea>
<input type=hidden id=ex3.5.2_xpath value="/student/@name"/>
<textarea id=ex3.5.3_textarea style="display:none">
csv_ml,1.0,UTF-8,student
student,name,age
1,a,24
1,b,35
</textarea>
<input type=hidden id=ex3.5.3_xpath value="/root"/>
<textarea id=ex3.5.4_textarea style="display:none">
csv_ml,1.0,UTF-8,student
student,name,age
faculty,name,age
1,a,24
2,b,45
</textarea>
<input type=hidden id=ex3.5.4_xpath value="/root"/>
<textarea id=ex3.6.1_textarea style="display:none">
csv_ml,1.0
our:student,his:name,age,xmlns:his,xmlns:our
1,a,24,http://siara.cc/his,http://siara.cc/our
1,b,26,http://siara.cc/his,http://siara.cc/our
</textarea>
<input type=hidden id=ex3.6.1_xpath value="/root/our:student[his:name='b']"/>
<textarea id=ex3.6.2_textarea style="display:none">
csv_ml,1.0,UTF-8,root/our='http://siara.cc/our' his='http://siara.cc/his'
our:student,his:name,age
1,a,24
1,b,26
</textarea>
<input type=hidden id=ex3.6.2_xpath value="/root/our:student[his:name='b']"/>
<textarea id=ex3.6.3_textarea style="display:none">
csv_ml,1.0,UTF-8,xsl:stylesheet/xsl='http://www.w3.org/1999/XSL/Transform'
xsl:stylesheet,version
 xsl:template,match
  xsl:value-of,select
1,1.0
 1,//student
  1,@name
  1,@age
</textarea>
<input type=hidden id=ex3.6.3_xpath value="/xsl:stylesheet"/>
<textarea id=ex3.7_textarea style="display:none">
csv_ml,1.0,UTF-8,xsl:stylesheet/xsl='http://www.w3.org/1999/XSL/Transform'
01,xsl:value-of,select
02,xsl:for-each,select
 01
xsl:stylesheet,version
 xsl:template,match
  01,02
1,1.0
 1,//student
  01,@name
  01,@age
  02,education
   01,@course_name
   01,@year_passed
</textarea>
<input type=hidden id=ex3.7_xpath value="/xsl:stylesheet"/>
<textarea id=ex4.1_textarea style="display:none">
csv_ml,1.0
student,name(40)text,subject(30)text,marks(3)integer
1,abc,physics,53
1,xyz,physics,73
</textarea>
<input type=hidden id=ex4.1_xpath value=""/>
<textarea id=ex4.2_textarea style="display:none">
csv_ml,1.0
student,name(40)text,subject(30)text=physics,marks(3)integer
1,abc,maths,53
1,xyz,chemistry,73
</textarea>
<input type=hidden id=ex4.2_xpath value=""/>
<textarea id=ex4.3.1_textarea style="display:none">
csv_ml,1.0
student,name(40)text,nick(30)text=null,subject(30)text,marks(3)integer
1,abc,pqr,physics,53
1,xyz,,physics,73
</textarea>
<input type=hidden id=ex4.3.1_xpath value=""/>
<textarea id=ex4.3.2_textarea style="display:none">
csv_ml,1.0
student,name(40)text,nick(30)text=,subject(30)text,marks(3)integer
1,abc,pqr,physics,53
1,xyz,,physics,73
</textarea>
<input type=hidden id=ex4.3.2_xpath value=""/>
<textarea id=ex4.4_textarea style="display:none">
csv_ml,1.0
student,name(40)text,subject(30)text,"marks(6,2)numeric"
1,abc,physics,53.34
1,xyz,physics,73.5
</textarea>
<input type=hidden id=ex4.4_xpath value=""/>
<textarea id=ex4.5_textarea style="display:none">
csv_ml,1.0
student,name,subject,marks,birth_date()date,join_date_time()datetime
1,abc,physics,53.34,1982-01-23,2014-02-22 09:30:00
1,xyz,physics,73.5,1985-11-12,2014-02-24 15:45:30
</textarea>
<input type=hidden id=ex4.5_xpath value=""/>
<textarea id=ex4.6_textarea style="display:none">
csv_ml,1.0
student,id,name,subject,marks
1,,abc,physics,53
1,,abc,chemistry,54
1,3,xyz,physics,73
1,*4,xyz,physics,73
</textarea>
<input type=hidden id=ex4.6_xpath value=""/>
<textarea id=ex4.7_textarea style="display:none">
csv_ml,1.0
student,name,age
 education,course_name,year_passed
 references,name,company,designation
1,abc,24
 1,bs,2010
 1,ms,2012
 2,pqr,bbb,executive
 2,mno,bbb,director's secretary
</textarea>
<input type=hidden id=ex4.7_xpath value=""/>

<textarea id=ex101_textarea style="display:none">
/* This is an example of how comments can be used inside csv*/ csv_ml,1.0

employee,name,date_of_joining,date_of_birth,cost
 education,name_of_institution,name_of_course,year_passed,grade
  subject,name,marks
 dependent,name,relation,date_of_birth
end_schema

em/*hello*/ployee,siara,21-sep-2014,2-jun-1982,    "34,234"
 educ/*multi
        line
   comment*/ation,   "xyz",B.S,1997,/* unclosed quote test */"A""
  subject/*,*/,"mathematics"  ,94
  subject,"ph/* comment not recognized inside quote*/ysi""""cs",89
 education,"p"q""r","M.S
Multiline",1999,B
  subject,"mathematics""",76
  subject,"""physics",78
 dependent,b,wife,"21-oct-1983"                    /* EOL comment */
 dependent,c,daughter's husband,20-jun-2006
</textarea>
<input type=hidden id=ex101_xpath value="/root/employee/dependent[@relation='wife']"/>

<span>Input (csv_ml):</span>
<span>
  <select rows=1 cols=60 align=right onchange="ex_change(this.value);">
    <option value="1.1">Example 1.1: Conventional CSV</option>
    <option value="1.2">Example 1.2: Conventional CSV with Header</option>
    <option value="1.3">Example 1.3: Conventional CSV with Header and Node name</option>
    <option value="1.4">Example 1.4: Conventional CSV with Header and Node index</option>
    <option value="1.5">Example 1.5: Multiple nodes under root</option>
    <option value="2.1">Example 2.1: Multiple level CSV data</option>
    <option value="2.2">Example 2.2: Multiple level CSV data with siblings</option>
    <option value="3.1">Example 3.1: Node attributes</option>
    <option value="3.2">Example 3.2: Node content</option>
    <option value="3.3">Example 3.3: Quote handling</option>
    <option value="3.4">Example 3.4: Inline comments and empty lines</option>
    <option value="3.5.1">Example 3.5.1: Changing root node</option>
    <option value="3.5.2">Example 3.5.2: Changing root node - data node as root</option>
    <option value="3.5.3">Example 3.5.3: Changing root node - error case 1</option>
    <option value="3.5.4">Example 3.5.4: Changing root node - error case 2</option>
    <option value="3.6.1">Example 3.6.1: Namespaces (1)</option>
    <option value="3.6.2">Example 3.6.2: Namespaces (2)</option>
    <option value="3.6.3">Example 3.6.3: Namespaces (3)</option>
    <option value="3.7">Example 3.7: Re-using node definitions</option>
    <option value="4.1">Example 4.1: Schema - Specifying type and length</option>
    <option value="4.2">Example 4.2: Schema - Default value</option>
    <option value="4.3.1">Example 4.3.1: Schema - Null values (1)</option>
    <option value="4.3.2">Example 4.3.2: Schema - Null values (2)</option>
    <option value="4.4">Example 4.4: Schema - Precision and Scale</option>
    <option value="4.5">Example 4.5: Schema - Date and Time</option>
    <option value="4.6">Example 4.6: Schema - Special column 'id'</option>
    <option value="4.7">Example 4.7: Schema - Special column 'parent_id'</option>
    <option value="101">Test Case: Quotes, Comments and Empty lines</option>
  </select>
</span>
Input Size: <span id=in_size></span> characters
<br/>
<textarea id="csv_ml_src" rows="17" cols="100" class="ta_nowrap"
    onkeyup="javascript:document.getElementById('in_size').innerHTML=this.value.length">
</textarea>
<br/>
Output:
<input type="button" id=ddldml value="DDL/DML" onclick="generateDDLDML();"/>
<input type="button" value="JSON" onclick="convertToJSO();"/>
<input type="button" value="XML" onclick="convertToXML();"/>
<input type="button" value="Apply XPath:" onclick="evalXPath();"/>
<input type="text" id="xpath" value="" size="50"/><br/>
<textarea id="out" rows="12" cols="100"
    onkeyup="javascript:document.getElementById('out_size').innerHTML=this.value.length"></textarea>
<br/>
<input type="button" value="XML to CSV" onclick="backToCSV();"/>
Output Size: <span id=out_size></span> characters
</body>
</html>
<!--
TOFIX: Handle data types *
TOFIX: Prepare document and add examples *
TOFIX: Unicode directive and parsing *
TOFIX: Retrieve from SQLite / MySQL *
TOFIX: Document Code *
TOFIX: License *
TOFIX: Stricter parsing
TOFIX: Reusable nodes?
TOFIX: textContent (content of all nodes?)
TOFIX: Validation *
//-->