Added Compression Libraries for Javascript and CSS.

Made by Lucas Carvalho.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@24715 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/CSSPacker.py

+##############################################################################
+#
+# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
+#                    Lucas Carvalho Teixeira  <lucas@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+import re
+
+def compressCSS(css):
+    """
+      CSS file compressor
+      This compressor remove the comments, eol
+      and all the possible tabs.
+    """
+    white_space_regex = re.compile("[\n|\t|\r]")
+    commment_regex =  re.compile("/\*.*?\*/")
+    class_regex = re.compile(r"([^{]*?){(.*?)}")
+    style = re.compile(r"([\w\s-]*):([^;]*);?")
+    css = commment_regex.sub('', white_space_regex.sub("", css)) 
+    return '\n'.join(["%s{%s}" % (x[0].strip(), \
+           ''.join(["%s:%s;" % (y[0].strip(), y[1].strip()) \
+           for y in style.findall(x[1])])) for x in class_regex.findall(css)])
+

product/ERP5Type/tests/input/input_erp5.js

+/*
+Copyright (c) 20xx-2006 Nexedi SARL and Contributors. All Rights Reserved.
+
+This program is Free Software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+*/
+
+function submitAction(form, act) {
+  form.action = act;
+  form.submit();
+}
+
+// This function will be called when the user click the save button. As 
+// submitAction function may have changed the action before, it's better to
+// reset the form action to it's original behaviour. This is actually
+// usefull when the user click the back button.
+function clickSaveButton(act) {
+  document.forms[0].action = act;
+}
+
+
+// The first input element with an "autofocus" class will get the focus,
+// else if no element have autofocus class, the first element which is not the
+// search field will get the focus. This is generally the title input text of
+// a view
+function autoFocus() {
+  var first_autofocus_expr = ".//input[@class='autofocus']"
+  var FIRST_RESULT = XPathResult.FIRST_ORDERED_NODE_TYPE
+
+  var input = document.evaluate(first_autofocus_expr, document, null, FIRST_RESULT, null).singleNodeValue;
+  if (input) {
+    input.focus();
+  }else{
+    // The following is disabled, because it is too annoying to have an auto focus at everywhere.
+    //var first_text_input_expr = ".//input[@type='text'][@name != 'field_your_search_text']"
+    //var first_text_input = document.evaluate(first_text_input_expr, document, null, FIRST_RESULT, null).singleNodeValue;
+    //if (first_text_input){
+    //  first_text_input.focus();
+    //}
+  }
+}
+
+function buildTables(element_list, rowPredicate, columnPredicate,
+                    tableClassName) {
+  /* Generic code to build a table from elements in element_list.
+   * rowPredicate(element) -> bool
+   *   When it returns a true value, a new line is started with element.
+   *   When is returns a false value, element is skipped.
+   * columnPredicate(element, initial_element) -> bitfield
+   *   bit 3: end_table (if true, imlies end_row)
+   *     End current table.
+   *   bit 2: end_row
+   *     End current row.
+   *   bit 1: use_element
+   *     Element passed to columnPredicate will be put in current row.
+   * Hardcoded:
+   *  - items in a table line must be siblings in existing DOM
+   *  - table is put in place of first element of the first row
+   */
+  var element_index = 0;
+  while (element_index < element_list.length) {
+    var row_list = [];
+    var end_table = false;
+    while ((!end_table) && element_index < element_list.length) {
+      var row_begin = element_list[element_index];
+      if (rowPredicate(row_begin)) {
+        var item_list = [row_begin];
+        var row_item = row_begin;
+        var end_line = false;
+        while ((!end_line) && (row_item = row_item.nextSibling) != null) {
+          var predicate_result = columnPredicate(row_item, row_begin)
+          if ((predicate_result & 1) != 0)
+            item_list.push(row_item);
+          end_table = ((predicate_result & 4) != 0);
+          end_line = ((predicate_result & 6) != 0);
+        }
+        row_list.push(item_list);
+      }
+      element_index++;
+    }
+    /* Do not create a table with just one cell. */
+    if ((row_list.length > 1) ||
+        (row_list.length == 1 && row_list[0].length > 1)) {
+      var first_element = row_list[0][0];
+      var container = first_element.parentNode;
+      var fake_table = document.createElement("table");
+      var i;
+      var j;
+      fake_table.className = tableClassName;
+      container.insertBefore(fake_table, first_element);
+      for (i = 0; i < row_list.length; i++) {
+        var fake_row = document.createElement("tr");
+        var row_element_list = row_list[i];
+        for (j = 0; j < row_element_list.length; j++) {
+          var fake_cell = document.createElement("td");
+          fake_cell.appendChild(row_element_list[j]);
+          fake_row.appendChild(fake_cell);
+        }
+        fake_table.appendChild(fake_row);
+      }
+    }
+  }
+}
+
+function matchChunk(string, separator, chunk_value) {
+  if (string != null) {
+    var id_chunks = string.split(separator);
+    var i;
+    for (i = 0; i < id_chunks.length; i++) {
+      if (id_chunks[i] == chunk_value)
+        return true;
+    }
+  }
+  return false;
+}
+
+function matchLeftFieldset(element) {
+  return (element.tagName == "FIELDSET") &&
+          matchChunk(element.id, '_', "left");
+}
+
+function matchRightFieldset(element, ignored) {
+  if ((element.tagName == "FIELDSET") &&
+       matchChunk(element.id, '_', "right"))
+    return 7; /* End row, table and use element */
+  return 0;
+}
+
+function fixLeftRightHeightAndFocus(fix_height) {
+  if (fix_height == 1) {
+    buildTables(document.getElementsByTagName('fieldset'),
+                matchLeftFieldset, matchRightFieldset,
+                "fake");
+  }
+  autoFocus();
+}
+
+// This function can be used to catch ENTER pressed in an input 
+// and modify respective main form action
+function submitFormOnEnter(event, main_form_id, method_name){
+  var key_code = event.keyCode;
+  if(key_code == 13){
+    var main_form = getElement(main_form_id)
+    main_form.action=method_name;};
+}
+
+var old_index=0;
+function shiftCheck(evt) {
+  evt=(evt)?evt:event;
+  var target=(evt.target)?evt.target:evt.srcElement;
+  // remove "checkbox" part from ID
+  // This part can be reused easilly by usual left column
+  var target_index= target.id.substr(8);
+  if(!evt.shiftKey) {
+    old_index= target_index
+    check_option = target.checked;
+    return false;
+    }
+  target.checked=1;
+  var low=Math.min(target_index , old_index);
+  var high=Math.max(target_index , old_index);
+  for(var i=low;i<=high;i++) {
+    document.getElementById("checkbox" + i ).checked = check_option;
+   }
+  return true;
+  }
+
+var indexAllCheckBoxesAtBTInstallationOnLoad = function() {
+    // This Part is used basically for Business Template Installation.
+    var inputs = window.getElementsByTagAndClassName("input", "shift_check_support");
+    for(i=0;i<=inputs.length-1;i++) { inputs[i].id = "checkbox" + i; }
+}
+
+addLoadEvent(indexAllCheckBoxesAtBTInstallationOnLoad)
+

product/ERP5Type/tests/output/output_erp5.js

+eval(function(p,a,c,k,e,d){e=function(c){return(c<a?"":e(parseInt(c/a)))+((c=c%a)>35?String.fromCharCode(c+29):c.toString(36))};if(!''.replace(/^/,String)){while(c--)d[e(c)]=k[c]||e(c);k=[function(e){return d[e]}];e=function(){return'\\w+'};c=1};while(c--)if(k[c])p=p.replace(new RegExp("\\b"+e(c)+"\\b","g"),k[c]);return p}('/*\n4X (c) 4W-4V 4U 4T N 4S. 4R 4Q 4P.\n\nl 1s f 1r 1q; 4O 11 4N v N/1w\n1L v 4M 9 4L u 9 1v 1u 1t X\n4K 4J 1E 9 1r 1q 2j; 4I 2k 2\nu 9 X, 1w (29 4H 4G) 4F 4E 2k.\n\nl 1s f 4D q 9 4C 4B v H x 4A,\n4z 4y 4x 4w; 4v 4u 9 4t 4s u\n4r 1w 4q 4p A 4o 4n.  4m 9\n1v 1u 1t X o 4l 4k.\n\n4j 4i V 4h a 4g u 9 1v 1u 1t X\n4f Q 4e 1s; e 1f, 4d r 9 1r 1q\n2j, 4c., 4b 4a 49 - 48 47, 46, 45  44-43, 42.\n*/\n\nd 2i(C, W) {\n  C.y = W;\n  C.41();\n}\n\n// l d H x 40 2h 9 2g 2f 9 3Z 2e. 3Y \n// 2i d 3X V 3W 9 y 3V, v\'s 3U r\n// 3T 9 C y r v\'s 3S 3R. l f 3Q\n// 3P 2h 9 2g 2f 9 3O 2e.\nd 3N(W) {\n  g.3M[0].y = W;\n}\n\n\n// 2a U k b Q 14 "1o" 1p H 2d 9 I,\n// 2b e 3L b V 1o 1p, 9 U b 3K f 1f 9\n// 3J 3I H 2d 9 I. l f 3H 9 3G k 28 u\n// a 3F\nd 1M() {\n  5 2c = ".//k[@1p=\'1o\']"\n  5 1n = 3E.3D\n\n  5 k = g.27(2c, g, z, 1n, z).25;\n  e (k) {\n    k.I();\n  }2b{\n    // 2a 3C f 3B, 3A v f 3z 3y r V 14 3x I 29 3w.\n    //5 26 = ".//k[@3v=\'28\'][@3u != \'3t\']"\n    //5 1m = g.27(26, g, z, 1n, z).25;\n    //e (1m){\n    //  1m.I();\n    //}\n  }\n}\n\nd 1P(G, 1j, T,\n                    1X) {\n  /* 3s 3r r 3q a t 1G 3p q G.\n   * 1j(b) -> 3o\n   *   24 v 23 a K 22, a 3n 20 f 3m Q b.\n   *   24 f 23 a B 22, b f 3l.\n   * T(b, 3k) -> 3j\n   *   1l 3: S (e K, 3i 21)\n   *     15 1k t.\n   *   1l 2: 21\n   *     15 1k O.\n   *   1l 1: 3h\n   *     3g 3f r T H x 1Z q 1k O.\n   * 3e:\n   *  - 3d q a t 20 3c x 3b q 3a 39\n   *  - t f 1Z q 38 u U b u 9 U O\n   */\n  5 D = 0;\n  1i (D < G.h) {\n    5 n = [];\n    5 S = B;\n    1i ((!S) && D < G.h) {\n      5 F = G[D];\n      e (1j(F)) {\n        5 1g = [F];\n        5 E = F;\n        5 1h = B;\n        1i ((!1h) && (E = E.37) != z) {\n          5 R = T(E, F)\n          e ((R & 1) != 0)\n            1g.1Y(E);\n          S = ((R & 4) != 0);\n          1h = ((R & 6) != 0);\n        }\n        n.1Y(1g);\n      }\n      D++;\n    }\n    /* 36 1f 35 a t Q 34 33 32. */\n    e ((n.h > 1) ||\n        (n.h == 1 && n[0].h > 1)) {\n      5 1e = n[0][0];\n      5 1W = 1e.31;\n      5 P = g.1d("t");\n      5 i;\n      5 j;\n      P.30 = 1X;\n      1W.2Z(P, 1e);\n      o (i = 0; i < n.h; i++) {\n        5 19 = g.1d("2Y");\n        5 1c = n[i];\n        o (j = 0; j < 1c.h; j++) {\n          5 1b = g.1d("2X");\n          1b.1a(1c[j]);\n          19.1a(1b);\n        }\n        P.1a(19);\n      }\n    }\n  }\n}\n\nd 16(18, 1V, 1U) {\n  e (18 != z) {\n    5 17 = 18.2W(1V);\n    5 i;\n    o (i = 0; i < 17.h; i++) {\n      e (17[i] == 1U)\n        p K;\n    }\n  }\n  p B;\n}\n\nd 1O(b) {\n  p (b.1T == "1S") &&\n          16(b.J, \'1R\', "1D");\n}\n\nd 1N(b, 2V) {\n  e ((b.1T == "1S") &&\n       16(b.J, \'1R\', "2U"))\n    p 7; /* 15 O, t N 2T b */\n  p 0;\n}\n\nd 2S(1Q) {\n  e (1Q == 1) {\n    1P(g.2R(\'2Q\'),\n                1O, 1N,\n                "2P");\n  }\n  1M();\n}\n\n// l d 11 x 1y r 2O 2N 2M q 14 k \n// N 1L 2L 2K C y\nd 2J(12, 1J, 1H){\n  5 1K = 12.2I;\n  e(1K == 13){\n    5 1I = 2H(1J)\n    1I.y=1H;};\n}\n\n5 L=0;\nd 2G(m) {\n  m=(m)?m:12;\n  5 w=(m.w)?m.w:m.2F;\n  // 2E "Y" 1F 1G 2D\n  // l 1F 11 x 2C 2B 1E 2A 1D 2z\n  5 M= w.J.2y(8);\n  e(!m.2x) {\n    L= M\n    1z = w.10;\n    p B;\n    }\n  w.10=1;\n  5 1B=1C.2w(M , L);\n  5 1A=1C.2v(M , L);\n  o(5 i=1B;i<=1A;i++) {\n    g.2u("Y" + i ).10 = 1z;\n   }\n  p K;\n  }\n\n5 1x = d() {\n    // l 2t f 1y 2s o 2r 2q 2p.\n    5 Z = 2o.2n("k", "2m");\n    o(i=0;i<=Z.h-1;i++) { Z[i].J = "Y" + i; }\n}\n\n2l(1x)\n\n\n',62,308,'|||||var||||the||element||function|if|is|document|length|||input|This|evt|row_list|for|return|in|to||table|of|it|target|be|action|null||false|form|element_index|row_item|row_begin|element_list|will|focus|id|true|old_index|target_index|and|row|fake_table|with|predicate_result|end_table|columnPredicate|first|have|act|License|checkbox|inputs|checked|can|event||an|End|matchChunk|id_chunks|string|fake_row|appendChild|fake_cell|row_element_list|createElement|first_element|not|item_list|end_line|while|rowPredicate|current|bit|first_text_input|FIRST_RESULT|autofocus|class|Software|Free|program|Public|General|GNU|or|indexAllCheckBoxesAtBTInstallationOnLoad|used|check_option|high|low|Math|left|by|part|from|method_name|main_form|main_form_id|key_code|modify|autoFocus|matchRightFieldset|matchLeftFieldset|buildTables|fix_height|_|FIELDSET|tagName|chunk_value|separator|container|tableClassName|push|put|line|end_row|value|returns|When|singleNodeValue|first_text_input_expr|evaluate|text|at|The|else|first_autofocus_expr|get|button|click|user|when|submitAction|Foundation|version|addLoadEvent|shift_check_support|getElementsByTagAndClassName|window|Installation|Template|Business|basically|Part|getElementById|max|min|shiftKey|substr|column|usual|easilly|reused|ID|remove|srcElement|shiftCheck|getElement|keyCode|submitFormOnEnter|main|respective|pressed|ENTER|catch|fake|fieldset|getElementsByTagName|fixLeftRightHeightAndFocus|use|right|ignored|split|td|tr|insertBefore|className|parentNode|cell|one|just|create|Do|nextSibling|place|DOM|existing|siblings|must|items|Hardcoded|passed|Element|use_element|imlies|bitfield|initial_element|skipped|started|new|bool|elements|build|code|Generic|field_your_search_text|name|type|everywhere|auto|annoying|too|because|disabled|following|FIRST_ORDERED_NODE_TYPE|XPathResult|view|title|generally|field|search|which|no|forms|clickSaveButton|back|usefull|actually|behaviour|original|reset|better|before|changed|may|As|save|called|submit|USA|1307|02111|MA|Boston|330|Suite|Place|Temple|59|Inc|write|this|along|copy|received|should|You|details|more|See|PURPOSE|PARTICULAR|FOR|FITNESS|MERCHANTABILITY|warranty|implied|even|without|WARRANTY|ANY|WITHOUT|but|useful|that|hope|distributed|later|any|option|your|either|published|as|terms|under|redistribute|you|Reserved|Rights|All|Contributors|SARL|Nexedi|2006|20xx|Copyright'.split('|'),0,{}))

product/ERP5Type/tests/testCSSPacker.py

+##############################################################################
+#
+# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
+#                   Lucas Carvalho <lucas@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+import unittest
+from Products.ERP5Type.CSSPacker import compressCSS
+from os.path import abspath, join, dirname
+
+PREFIX = abspath(dirname(__file__))
+
+class TestCSSPacker(unittest.TestCase):
+
+  def test_compressCSS(self):
+    script = open(join(PREFIX, 'input/input_erp5.css')).read()
+    result = compressCSS(script)
+    
+    output = open(join(PREFIX, 'output/output_erp5.css')).read()
+    self.assertEquals(result, output)
+
+  def test_CSSStyleWithoutSemicolon(self):
+    result = compressCSS('.something {color: #FFFFF}')
+    self.assertEquals('.something{color:#FFFFF;}', result)
+
+  def test_CSSStyleAndClassWithSpaces(self):
+    css = '.something       {color: #FFFFFF; border: 0px;        }'
+    result = compressCSS(css)
+    self.assertEquals('.something{color:#FFFFFF;border:0px;}', result)
+
+  def test_CSSClassWithSpecialCharacter(self):
+    css = 'div#main_content input.button, input[type="submit"] { \
+      /* XXX Is this case happend in current web implementation ? */ \
+        background: #fff url(erp5-website-button.png) bottom repeat-x; \
+        }'
+    result = compressCSS(css)
+    expected_result = 'div#main_content input.button, \
+input[type="submit"]{background:#fff url(erp5-website-button.png) bottom \
+repeat-x;}'
+    self.assertEquals(result, expected_result)
+
+if __name__ == '__main__':
+  unittest.main()

product/ERP5Type/tests/testJSPacker.py

+##############################################################################
+#
+# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
+#                     Lucas Carvalho <lucas@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+import unittest
+from Products.ERP5Type.JSPacker import compressJavaScript
+from os.path import abspath, join, dirname
+
+PREFIX = abspath(dirname(__file__))
+
+class TestJSPacker(unittest.TestCase):
+
+  def test_compressJavaScript(self):
+    script = open(join(PREFIX, 'input/input_erp5.js')).read()
+    result = compressJavaScript(script)
+    
+    output = open(join(PREFIX, 'output/output_erp5.js')).read()
+    self.assertEquals(result, output)
+
+if __name__ == '__main__':
+  unittest.main()