Commit 7b3adcea authored by Kazuhiko Shiozaki's avatar Kazuhiko Shiozaki

* move Base_parseSearchString from erp5_dms.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27501 20353a03-c40f-0410-a6d1-a30d3c3de9de
parent 37616dd8
<?xml version="1.0"?>
<ZopeData>
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<pickle>
<tuple>
<global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
<tuple/>
</tuple>
</pickle>
<pickle>
<dictionary>
<item>
<key> <string>Script_magic</string> </key>
<value> <int>3</int> </value>
</item>
<item>
<key> <string>_bind_names</string> </key>
<value>
<object>
<klass>
<global name="NameAssignments" module="Shared.DC.Scripts.Bindings"/>
</klass>
<tuple/>
<state>
<dictionary>
<item>
<key> <string>_asgns</string> </key>
<value>
<dictionary>
<item>
<key> <string>name_container</string> </key>
<value> <string>container</string> </value>
</item>
<item>
<key> <string>name_context</string> </key>
<value> <string>context</string> </value>
</item>
<item>
<key> <string>name_m_self</string> </key>
<value> <string>script</string> </value>
</item>
<item>
<key> <string>name_subpath</string> </key>
<value> <string>traverse_subpath</string> </value>
</item>
</dictionary>
</value>
</item>
</dictionary>
</state>
</object>
</value>
</item>
<item>
<key> <string>_body</string> </key>
<value> <string encoding="cdata"><![CDATA[
"""\n
Make SQLCatalog parse given search string and generate an Abstract Syntax Tree.\n
Then, walk this tree and categorize criterion by type (and their alias, see code).\n
"""\n
from DateTime import DateTime\n
\n
def render_filetype_list(filetype_list):\n
return [\'%%.%s\' % (x, ) for x in filetype_list]\n
\n
def render_state_list(state_list):\n
# Note: also used to render type list\n
result = []\n
append = result.append\n
for state in state_list:\n
if state != \'all\':\n
append(state)\n
return result\n
\n
def render_date_range(date_range_list):\n
result = []\n
append = result.append\n
now = DateTime()\n
for date_range in date_range_list:\n
# XXX: original version used a regex, but we can\'t import\n
# "re" module here, so fallback on hand-crafted parsing.\n
# Original regex: \'(\\d)([wmy]).*\'\n
# State meaning:\n
# 0: we expect only decimals\n
# 1: we expect one of \'w\', \'m\', or \'y\'\n
state = 0\n
duration_char_list = []\n
multiplicator = None\n
for char in date_range:\n
if state == 0:\n
if \'0\' <= char <= \'9\':\n
duration_char_list.append(char)\n
else:\n
state = 1\n
if state == 1:\n
if len(duration_char_list):\n
if char == \'w\':\n
multiplicator = 7\n
elif char == \'m\':\n
multiplicator = 30\n
elif char == \'y\':\n
multiplicator = 365\n
break\n
if multiplicator is not None:\n
duration = int(\'\'.join(duration_char_list))\n
append(now - duration * multiplicator)\n
return result\n
\n
criterion_alias_dict = {\n
\'state\': (\'simulation_state\', render_state_list),\n
\'type\': (\'portal_type\', render_state_list),\n
\'filetype\': (\'source_reference\', render_filetype_list),\n
\'file\': (\'source_reference\', None),\n
\'created\': (\'creation_from\', render_date_range),\n
\'simulation_state\': (True, None),\n
\'language\': (True, None),\n
\'version\': (True, None),\n
\'reference\': (True, None),\n
\'portal_type\': (True, None),\n
\'source_reference\': (True, None),\n
\'creation_from\': (True, None),\n
\'searchabletext\': (True, None),\n
}\n
\n
DEFAULT_CRITERION_ALIAS = \'searchabletext\'\n
\n
def resolveCriterion(criterion_alias, criterion_value_list):\n
initial_criterion_alias = criterion_alias\n
# XXX: should be a set\n
seen_alias_dict = {} # Protection against endless loops\n
while True:\n
next_alias, value_list_renderer = criterion_alias_dict.get(criterion_alias, (DEFAULT_CRITERION_ALIAS, None))\n
if value_list_renderer is not None:\n
criterion_value_list = value_list_renderer(criterion_value_list)\n
if next_alias is True:\n
break\n
seen_alias_dict[criterion_alias] = None\n
if next_alias in seen_alias_dict:\n
raise Exeption, \'Endless alias loop detected: lookup of %r reached alias %r twice\' % (initial_criterion_alias, next_alias)\n
criterion_alias = next_alias\n
return criterion_alias, criterion_value_list\n
\n
def recurseSyntaxNode(node, criterion=DEFAULT_CRITERION_ALIAS):\n
if node.isColumn():\n
result = recurseSyntaxNode(node.getSubNode(), criterion=node.getColumnName())\n
else:\n
result = {}\n
if node.isLeaf():\n
result[criterion] = [node.getValue()]\n
else:\n
for subnode in node.getNodeList():\n
for criterion, value_list in recurseSyntaxNode(subnode, criterion=criterion).items():\n
result.setdefault(criterion, []).extend(value_list)\n
return result\n
\n
def acceptAllColumns(column):\n
return True\n
\n
node = context.getPortalObject().portal_catalog.getSQLCatalog().parseSearchText(searchstring, search_key=\'FullTextKey\', is_valid=acceptAllColumns)\n
result = {}\n
if node is None:\n
result[\'searchabletext\'] = searchstring\n
else:\n
for criterion, value_list in recurseSyntaxNode(node).items():\n
criterion, value_list = resolveCriterion(criterion, value_list)\n
result.setdefault(criterion, []).extend(value_list)\n
filtered_result = {}\n
for criterion, value_list in result.items():\n
if len(value_list) > 0:\n
filtered_result[criterion] = value_list\n
result = filtered_result\n
for criterion, value_list in result.items():\n
# XXX: yuck\n
if criterion == \'searchabletext\':\n
result[\'searchabletext\'] = \' \'.join(value_list)\n
if len(value_list) == 1:\n
result[criterion] = value_list[0]\n
if \'searchabletext\' not in result:\n
result[\'searchabletext\'] = \'\'\n
return result\n
]]></string> </value>
</item>
<item>
<key> <string>_code</string> </key>
<value>
<none/>
</value>
</item>
<item>
<key> <string>_params</string> </key>
<value> <string>searchstring</string> </value>
</item>
<item>
<key> <string>errors</string> </key>
<value>
<tuple/>
</value>
</item>
<item>
<key> <string>func_code</string> </key>
<value>
<object>
<klass>
<global name="FuncCode" module="Shared.DC.Scripts.Signature"/>
</klass>
<tuple/>
<state>
<dictionary>
<item>
<key> <string>co_argcount</string> </key>
<value> <int>1</int> </value>
</item>
<item>
<key> <string>co_varnames</string> </key>
<value>
<tuple>
<string>searchstring</string>
<string>DateTime</string>
<string>render_filetype_list</string>
<string>render_state_list</string>
<string>render_date_range</string>
<string>None</string>
<string>True</string>
<string>criterion_alias_dict</string>
<string>DEFAULT_CRITERION_ALIAS</string>
<string>resolveCriterion</string>
<string>recurseSyntaxNode</string>
<string>acceptAllColumns</string>
<string>_getattr_</string>
<string>context</string>
<string>node</string>
<string>result</string>
<string>_write_</string>
<string>_getiter_</string>
<string>criterion</string>
<string>value_list</string>
<string>filtered_result</string>
<string>len</string>
<string>_getitem_</string>
</tuple>
</value>
</item>
</dictionary>
</state>
</object>
</value>
</item>
<item>
<key> <string>func_defaults</string> </key>
<value>
<none/>
</value>
</item>
<item>
<key> <string>id</string> </key>
<value> <string>Base_parseSearchString</string> </value>
</item>
<item>
<key> <string>warnings</string> </key>
<value>
<tuple/>
</value>
</item>
</dictionary>
</pickle>
</record>
</ZopeData>
986 987
\ No newline at end of file \ No newline at end of file
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