[gen] Allow for ajax-based master-slave relationships within the search screen for Ref fields.

This commit is contained in:
Gaetan Delannay 2014-03-05 13:25:36 +01:00
parent 584e38abef
commit 6d6c842f12
16 changed files with 79 additions and 88 deletions

View file

@ -51,15 +51,17 @@ class Field:
pxRender = Px('''
<x var="showChanges=showChanges|req.get('showChanges',False);
layoutType=layoutType|req.get('layoutType');
isSearch = layoutType == 'search';
layout=field.layouts[layoutType];
name=fieldName|field.name;
widgetName = isSearch and ('w_%s' % name) or name;
sync=field.sync[layoutType];
outerValue=value|None;
rawValue=zobj.getFieldValue(name, onlyIfSync=True, \
layoutType=layoutType, \
outerValue=outerValue);
value=zobj.getFormattedFieldValue(name, rawValue, showChanges);
requestValue=zobj.getRequestFieldValue(name);
rawValue=not isSearch and zobj.getFieldValue(name, \
onlyIfSync=True, layoutType=layoutType, outerValue=outerValue);
value=not isSearch and \
field.getFormattedValue(zobj, rawValue, showChanges);
requestValue=not isSearch and zobj.getRequestFieldValue(name);
inRequest=req.has_key(name);
error=req.get('%s_error' % name);
isMultiple=(field.multiplicity[1] == None) or \
@ -68,6 +70,7 @@ class Field:
slaveCss=field.getSlaveCss();
tagCss=tagCss|'';
tagCss=('%s %s' % (slaveCss, tagCss)).strip();
zobj=zobj or ztool;
tagId='%s_%s' % (zobj.UID(), name);
tagName=field.master and 'slave' or '';
layoutTarget=field">:tool.pxLayoutedObject</x>''')
@ -345,8 +348,8 @@ class Field:
'''Creates a dictionary indicating, for every layout type, if the field
value must be retrieved synchronously or not.'''
if isinstance(sync, bool):
sync = {'edit': sync, 'view': sync, 'cell': sync}
for layoutType in ('edit', 'view', 'cell'):
sync = {'edit': sync, 'view': sync, 'cell': sync, 'search': sync}
for layoutType in ('edit', 'view', 'search', 'cell'):
if layoutType not in sync:
sync[layoutType] = False
return sync
@ -405,9 +408,13 @@ class Field:
for layoutType in layouts.iterkeys():
if isinstance(layouts[layoutType], basestring):
layouts[layoutType] = Table(layouts[layoutType])
# Derive "view" and "cell" layouts from the "edit" layout when relevant
# Derive "view", "search" and "cell" layouts from the "edit" layout
# when relevant.
if 'view' not in layouts:
layouts['view'] = Table(other=layouts['edit'], derivedType='view')
if 'search' not in layouts:
layouts['search'] = Table(other=layouts['view'],
derivedType='search')
# Create the "cell" layout from the 'view' layout if not specified.
if 'cell' not in layouts:
layouts['cell'] = Table(other=layouts['view'], derivedType='cell')
@ -587,14 +594,16 @@ class Field:
res += '+'
return res
def getOnChange(self, zobj, layoutType):
def getOnChange(self, zobj, layoutType, className=None):
'''When this field is a master, this method computes the call to the
Javascript function that will be called when its value changes (in
order to update slaves).'''
if not self.slaves: return ''
q = zobj.getTool().quote
return 'updateSlaves(this,null,%s,%s)' % \
(q(zobj.absolute_url()), q(layoutType))
# When the field is on a search screen, we need p_className.
cName = className and (',%s' % q(className)) or ''
return 'updateSlaves(this,null,%s,%s,null,null%s)' % \
(q(zobj.absolute_url()), q(layoutType), cName)
def isEmptyValue(self, value, obj=None):
'''Returns True if the p_value must be considered as an empty value.'''

View file

@ -38,9 +38,7 @@ class Boolean(Field):
value=":isChecked and 'True' or 'False'"/>
</x>''')
pxSearch = Px('''
<x var="typedWidget='%s*bool' % widgetName">
<label lfor=":widgetName">:_(field.labelId)</label><br/>&nbsp;&nbsp;
pxSearch = Px('''<x var="typedWidget='%s*bool' % widgetName">
<x var="valueId='%s_yes' % name">
<input type="radio" value="True" name=":typedWidget" id=":valueId"/>
<label lfor=":valueId">:_('yes')</label>
@ -53,8 +51,7 @@ class Boolean(Field):
<input type="radio" value="" name=":typedWidget" id=":valueId"
checked="checked"/>
<label lfor=":valueId">:_('whatever')</label>
</x><br/>
</x>''')
</x><br/></x>''')
def __init__(self, validator=None, multiplicity=(0,1), default=None,
show=True, page='main', group=None, layouts = None, move=0,

View file

@ -38,11 +38,9 @@ class Computed(Field):
</div>
</x>''')
pxSearch = Px('''<x>
<label lfor=":name">:field.labelId</label><br/>&nbsp;&nbsp;
pxSearch = Px('''
<input type="text" name=":'%s*string' % name" maxlength=":field.maxChars"
size=":field.width" value=":field.sdefault"/>
</x>''')
size=":field.width" value=":field.sdefault"/>''')
def __init__(self, validator=None, multiplicity=(0,1), default=None,
show=('view', 'result'), page='main', group=None,

View file

@ -81,10 +81,7 @@ class Date(Field):
</x>
</x>''')
pxSearch = Px('''
<x var="years=range(field.startYear, field.endYear+1)">
<label>:_(field.labelId)</label>
<table>
pxSearch = Px('''<table var="years=range(field.startYear, field.endYear+1)">
<!-- From -->
<tr var="fromName='%s_from' % name;
dayFromName='%s_from_day' % name;
@ -150,8 +147,7 @@ class Date(Field):
</x>
</td>
</tr>
</table>
</x>''')
</table>''')
# Required CSS and Javascript files for this type.
cssFiles = {'edit': ('jscalendar/calendar-blue.css',)}

View file

@ -35,8 +35,7 @@ class Float(Field):
maxlength=":field.maxChars"
value=":inRequest and requestValue or value" type="text"/>''')
pxSearch = Px('''<x>
<label>:_(field.labelId)</label><br/>&nbsp;&nbsp;
pxSearch = Px('''
<!-- From -->
<x var="fromName='%s*float' % widgetName">
<label lfor=":fromName">:_('search_from')</label>
@ -48,8 +47,7 @@ class Float(Field):
<label lfor=":toName">:_('search_to')</label>
<input type="text" name=":toName" maxlength=":field.maxChars"
value=":field.sdefault[1]" size="field.swidth"/>
</x><br/>
</x>''')
</x><br/>''')
def __init__(self, validator=None, multiplicity=(0,1), default=None,
show=True, page='main', group=None, layouts=None, move=0,

View file

@ -32,8 +32,7 @@ class Integer(Field):
maxlength=":field.maxChars"
value=":inRequest and requestValue or value" type="text"/>''')
pxSearch = Px('''<x>
<label>:_(field.labelId)</label><br/>&nbsp;&nbsp;
pxSearch = Px('''
<!-- From -->
<x var="fromName='%s*int' % widgetName">
<label lfor=":fromName">:_('search_from')</label>
@ -45,8 +44,7 @@ class Integer(Field):
<label lfor=":toName">:_('search_to')</label>
<input type="text" name=":toName" maxlength=":field.maxChars"
value=":field.sdefault[1]" size=":field.swidth"/>
</x><br/>
</x>''')
</x><br/>''')
def __init__(self, validator=None, multiplicity=(0,1), default=None,
show=True, page='main', group=None, layouts=None, move=0,

View file

@ -282,21 +282,20 @@ class Ref(Field):
pxEdit = Px('''
<select if="field.link"
var2="zobjects=field.getSelectableObjects(obj);
var2="objects=field.getPossibleValues(obj);
uids=[o.UID() for o in \
field.getLinkedObjects(zobj).objects]"
name=":name" id=":name" size=":isMultiple and field.height or ''"
onchange=":field.getOnChange(zobj, layoutType)"
multiple=":isMultiple">
<option value="" if="not isMultiple">:_('choose_a_value')</option>
<option for="ztied in zobjects" var2="uid=ztied.o.UID()"
<option for="tied in objects" var2="uid=tied.uid"
selected=":inRequest and (uid in requestValue) or \
(uid in uids)"
value=":uid">:field.getReferenceLabel(ztied)</option>
value=":uid">:field.getReferenceLabel(tied)</option>
</select>''')
pxSearch = Px('''<x>
<label lfor=":widgetName">:_(field.labelId)</label><br/>&nbsp;&nbsp;
pxSearch = Px('''
<!-- The "and" / "or" radio buttons -->
<x if="field.multiplicity[1] != 1"
var2="operName='o_%s' % name;
@ -309,12 +308,14 @@ class Ref(Field):
<label lfor=":andName">:_('search_and')</label><br/>
</x>
<!-- The list of values -->
<select name=":widgetName" size=":field.sheight" multiple="multiple">
<option for="v in ztool.getSearchValues(name, className)"
var2="uid=v[0]; title=field.getReferenceLabel(v[1])" value=":uid"
title=":title">:ztool.truncateValue(title,field.swidth)</option>
</select>
</x>''')
<select var="objects=field.getPossibleValues(tool);
selectAll='masterValues' in req"
name=":widgetName" size=":field.sheight" multiple="multiple"
onchange=":field.getOnChange(ztool, 'search', className)">
<option for="tied in objects" value=":tied.uid" selected=":selectAll"
var2="title=field.getReferenceLabel(tied, unlimited=True)"
title=":title">:ztool.truncateValue(title, field.swidth)</option>
</select>''')
def __init__(self, klass=None, attribute=None, validator=None,
multiplicity=(0,1), default=None, add=False, addConfirm=False,
@ -740,11 +741,12 @@ class Ref(Field):
newIndex = oldIndex + move
uids.insert(newIndex, uid)
def getSelectableObjects(self, obj):
'''This method returns the list of all objects that can be selected to
be linked as references to p_obj via p_self. If master values are
present in the request, we use field.masterValues method instead of
self.select.'''
def getPossibleValues(self, obj):
'''This method returns the list of all objects that can be selected
to be linked as references to p_obj via p_self. It is applicable only
for ref fields with link=True. If master values are present in the
request, we use field.masterValues method instead of self.select.
'''
req = obj.request
if 'masterValues' in req:
# Convert masterValue(s) from UID(s) to real object(s).
@ -762,8 +764,8 @@ class Ref(Field):
else:
# If this field is a ajax-updatable slave, no need to compute
# selectable objects: it will be overridden by method
# self.masterValue by a subsequent ajax request (=the "if" statement
# above).
# self.masterValue by a subsequent ajax request (=the "if"
# statement above).
if self.masterValue and callable(self.masterValue): return []
if not self.select:
# No select method has been defined: we must retrieve all
@ -774,7 +776,7 @@ class Ref(Field):
return self.select(obj)
xhtmlToText = re.compile('<.*?>', re.S)
def getReferenceLabel(self, refObject):
def getReferenceLabel(self, refObject, unlimited=False):
'''p_self must have link=True. I need to display, on an edit view, the
p_refObject in the listbox that will allow the user to choose which
object(s) to link through the Ref. The information to display may
@ -793,6 +795,7 @@ class Ref(Field):
if res:
prefix = ' | '
res += prefix + value
if unlimited: return res
maxWidth = self.width or 30
if len(res) > maxWidth:
res = res[:maxWidth-2] + '...'

View file

@ -144,8 +144,7 @@ class String(Field):
<x if="not multipleValues">:field.pxView</x>
</x>''')
pxSearch = Px('''<x>
<label lfor="widgetName">:_(field.labelId)</label><br/>&nbsp;&nbsp;
pxSearch = Px('''
<!-- Show a simple search field for most String fields -->
<input if="not field.isSelect" type="text" maxlength=":field.maxChars"
size=":field.swidth" value=":field.sdefault"
@ -173,8 +172,7 @@ class String(Field):
selected=":v[0] in preSelected" value=":v[0]"
title=":v[1]">:ztool.truncateValue(v[1], field.swidth)</option>
</select>
</x><br/>
</x>''')
</x><br/>''')
# Some predefined functions that may also be used as validators
@staticmethod

View file

@ -7,6 +7,7 @@
# "edit" represents a given page for a given Appy class, in edit mode.
# "cell" represents a cell in a table, like when we need to render a field
# value in a query result or in a reference table.
# "search" represents an advanced search screen.
# Layout elements for a class or page ------------------------------------------
# s - The page summary, containing summarized information about the page or
@ -113,7 +114,7 @@ class Table:
'''Represents a table where to dispose graphical elements.'''
simpleParams = ('style', 'css_class', 'cellpadding', 'cellspacing', 'width',
'align')
derivedRepls = {'view': 'hrvd', 'cell': 'ldc'}
derivedRepls = {'view': 'hrvd', 'search': '', 'cell': 'ldc'}
def __init__(self, layoutString=None, style=None, css_class='',
cellpadding=0, cellspacing=0, width='100%', align='left',
other=None, derivedType=None):

View file

@ -648,6 +648,8 @@ class ToolMixin(BaseMixin):
for attrName in rq.form.keys():
if attrName.startswith('w_') and \
not self._searchValueIsEmpty(attrName):
field = self.getAppyType(attrName[2:], rq.form['className'])
if not field.persist: continue
# We have a(n interval of) value(s) that is not empty for a
# given field.
attrValue = rq.form[attrName]
@ -1384,18 +1386,6 @@ class ToolMixin(BaseMixin):
res = self.goto(siteUrl, self.translate('wrong_password_reinit'))
return res
def getSearchValues(self, name, className):
'''Gets the possible values for selecting a value for searching field
p_name belonging to class p_className.'''
klass = self.getAppyClass(className, wrapper=True)
method = getattr(klass, name).searchSelect
tool = self.appy()
if method.__class__.__name__ == 'function':
objects = method(tool)
else:
objects = method.__get__(tool)(tool)
return [(o.uid, o) for o in objects]
def getGoogleAnalyticsCode(self):
'''If the config defined a Google Analytics ID, this method returns the
Javascript code to be included in every page, allowing Google

View file

@ -690,6 +690,7 @@ class BaseMixin:
'''Returns the database value of field named p_name for p_self.
If p_onlyIfSync is True, it returns the value only if appyType can be
retrieved in synchronous mode.'''
if layoutType == 'search': return # No object in search screens.
field = self.getAppyType(name)
if not onlyIfSync or (onlyIfSync and field.sync[layoutType]):
# We must really get the field value.
@ -699,11 +700,6 @@ class BaseMixin:
listType = self.getAppyType(listName)
return listType.getInnerValue(self, outerValue, name, int(i))
def getFormattedFieldValue(self, name, value, showChanges=False):
'''Gets a nice, string representation of p_value which is a value from
field named p_name.'''
return self.getAppyType(name).getFormattedValue(self,value,showChanges)
def getRequestFieldValue(self, name):
'''Gets the value of field p_name as may be present in the request.'''
# Return the request value for standard fields.

View file

@ -10,7 +10,8 @@ from appy.gen.wrappers.TranslationWrapper import TranslationWrapper as WT
from appy.gen.wrappers.PageWrapper import PageWrapper as WPage
from Globals import InitializeClass
from AccessControl import ClassSecurityInfo
tfw = {"edit":"f","cell":"f","view":"f"} # Layout for Translation fields
# Layouts for Translation fields
tfw = {"edit":"f","cell":"f","view":"f","search":"f"}
<!imports!>
<!User!>

View file

@ -93,6 +93,7 @@ input.button { border-width: 0 !important; color: #666666; height: 23px;
margin: 0.1em 0 0.3em ; border-bottom: 1px dashed grey }
.portletSearch { font-size: 90%; font-style: italic }
.inputSearch { height: 15px; width: 132px; margin: 3px 3px 2px 3px !important }
td.search { padding-top: 8px }
.content { padding: 14px 14px 9px 15px; background-color: #f1f1f1 }
.grey { display: none; position: absolute; left: 0px; top: 0px; z-index:2;
background:grey; opacity:0.5; -moz-opacity:0.5; -khtml-opacity:0.5;

View file

@ -244,15 +244,16 @@ function askComputedField(hookId, objectUrl, fieldName) {
}
function askField(hookId, objectUrl, layoutType, showChanges, masterValues,
requestValue, error){
requestValue, error, className){
// Sends an Ajax request for getting the content of any field.
var fieldName = hookId.split('_')[1];
var params = {'layoutType': layoutType, 'showChanges': showChanges};
if (masterValues) params['masterValues'] = masterValues.join('*');
if (requestValue) params[fieldName] = requestValue;
if (error) params[fieldName + '_error'] = error;
askAjaxChunk(hookId, 'GET', objectUrl, fieldName+':pxRender', params, null,
evalInnerScripts);
var px = fieldName + ':pxRender';
if (className) px = className + ':' + px;
askAjaxChunk(hookId, 'GET', objectUrl, px, params, null, evalInnerScripts);
}
// Function used by checkbox widgets for having radio-button-like behaviour
@ -354,6 +355,8 @@ function getSlaves(master) {
allSlaves = getElementsHavingName('table', 'slave');
res = [];
masterName = master.attributes['name'].value;
// Remove leading 'w_' if the master is in a search screen.
if (masterName.indexOf('w_') == 0) masterName = masterName.slice(2);
if (master.type == 'checkbox') {
masterName = masterName.substr(0, masterName.length-8);
}
@ -370,7 +373,8 @@ function getSlaves(master) {
return res;
}
function updateSlaves(master,slave,objectUrl,layoutType,requestValues,errors){
function updateSlaves(master, slave, objectUrl, layoutType, requestValues,
errors, className){
/* Given the value(s) in a master field, we must update slave's visibility or
value(s). If p_slave is given, it updates only this slave. Else, it updates
all slaves of p_master. */
@ -401,7 +405,8 @@ function updateSlaves(master,slave,objectUrl,layoutType,requestValues,errors){
var err = null;
if (errors && (slaveName in errors))
err = errors[slaveName];
askField(slaveId,objectUrl,layoutType,false,masterValues,reqValue,err);
askField(slaveId, objectUrl, layoutType, false, masterValues, reqValue,
err, className);
}
}
}

View file

@ -495,6 +495,7 @@ class ToolWrapper(AbstractWrapper):
refInfo=req.get('ref', None);
searchInfo=ztool.getSearchInfo(className, refInfo);
cssJs={};
layoutType='search';
x=ztool.getCssJs(searchInfo.fields, 'edit', cssJs)">
<!-- Include type-specific CSS and JS. -->
@ -506,7 +507,6 @@ class ToolWrapper(AbstractWrapper):
<!-- Search title -->
<h1><x>:_('%s_plural'%className)</x> &ndash;
<x>:_('search_title')</x></h1>
<br/>
<!-- Form for searching objects of request/className. -->
<form name="search" action=":ztool.absolute_url()+'/do'" method="post">
<input type="hidden" name="action" value="SearchObjects"/>
@ -516,13 +516,11 @@ class ToolWrapper(AbstractWrapper):
<table width="100%">
<tr for="searchRow in ztool.getGroupedSearchFields(searchInfo)"
valign="top">
<td for="field in searchRow"
<td for="field in searchRow" class="search"
var2="scolspan=field and field.scolspan or 1"
colspan=":scolspan"
width=":'%d%%' % ((100/searchInfo.nbOfColumns)*scolspan)">
<x if="field"
var2="name=field.name;
widgetName='w_%s' % name">:field.pxSearch</x>
<x if="field">:field.pxRender</x>
<br class="discreet"/>
</td>
</tr>

View file

@ -575,7 +575,9 @@ class AbstractWrapper(object):
lang=ztool.getUserLanguage(); q=ztool.quote;
action=req.get('action', None);
px=req['px'].split(':');
field=(len(px) == 2) and zobj.getAppyType(px[0]) or None;
className=(len(px) == 3) and px[0] or None;
field=className and zobj.getAppyType(px[1], className) or None;
field=(len(px) == 2) and zobj.getAppyType(px[0]) or field;
dir=ztool.getLanguageDirection(lang);
dleft=(dir == 'ltr') and 'left' or 'right';
dright=(dir == 'ltr') and 'right' or 'left';
@ -590,7 +592,7 @@ class AbstractWrapper(object):
<!-- Then, call the PX on p_obj or on p_field. -->
<x if="not field">:getattr(obj, px[0])</x>
<x if="field">:getattr(field, px[1])</x>
<x if="field">:getattr(field, px[-1])</x>
</x>''')
# --------------------------------------------------------------------------