Alternative extensible resource implementation.
Project description
falkolab.resource components
============================
This is set of components for extensible resources
>>> from zope import component, interface
>>> from falkolab.resource import interfaces, resourcetypes
>>> import falkolab.resource
>>> import os, os.path
>>> import tempfile
>>> scriptFileName = tempfile.mktemp('script.js')
>>> open(scriptFileName, 'w').write('script data')
>>> imageFileName = tempfile.mktemp('image.jpg')
>>> open(imageFileName, 'w').write('jpg image data')
>>> ptFileName = tempfile.mktemp('template.pt')
>>> open(ptFileName, 'w').write('zope page template')
Now we can register resources:
>>> from zope.configuration import xmlconfig
>>> import falkolab.resource
>>> import zope.app.zcmlfiles
>>> context = xmlconfig.file('configure.zcml', zope.app.zcmlfiles, execute=True)
>>> context = xmlconfig.file('configure.zcml', zope.app.schema, context=context, execute=True)
>>> context = xmlconfig.file('meta.zcml', falkolab.resource, context=context, execute=True)
>>> context = xmlconfig.file('configure.zcml', falkolab.resource, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resource.js"
... src="%s" />
... </configure>
... """ % scriptFileName, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="image-resource"
... src="%s" />
... </configure>
... """ % imageFileName, context=context, execute=True)
Check if adapters are regitered:
>>> from zope.publisher.browser import TestRequest
>>> request = TestRequest()
>>> response = request.response
>>> resource = component.getAdapter(
... request, interface.Interface, name='resource.js')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.File)
True
>>> resource = component.getAdapter(
... request, interface.Interface, name='image-resource')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
We can specify resource type explicitly
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="image2-resource"
... type="image"
... src="%s" />
... </configure>
... """ % scriptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='image2-resource')
>>> isinstance(resource.context, resourcetypes.Image)
True
Custom resource types
---------------------
We can implement custom resource type. All you need is to define a class
that implement interface IResourceFactory.
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
... <resourceType
... name="custom"
... factory="falkolab.resource.tests.CustomFileResourceFactory" />
... </configure>
... """, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="custom-resource"
... type="custom"
... src="%s" />
... </configure>
... """ %scriptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='custom-resource')
>>> resource
<falkolab.resource.tests.CustomResource object at ...>
Type substitution
-----------------
We can substitute earlier registered type:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
... <resourceType
... name="zpt"
... mask="*.pt"
... factory="falkolab.resource.tests.CustomFileResourceFactory" />
... </configure>
... """, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="pt-resource"
... src="%s" />
... </configure>
... """ %ptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='pt-resource')
>>> resource
<falkolab.resource.tests.CustomResource object at ...>
>>> os.unlink(scriptFileName)
>>> os.unlink(imageFileName)
>>> os.unlink(ptFileName)
ZRT resource
------------
File names for ZRT resources must match one of following mask: *.zrt.css *.zrt.js *.zrt
Or you must set type attribute: type="zrt"
>>> zrtFileName = tempfile.mktemp('style.zrt.css')
>>> open(zrtFileName, 'w').write('''\
... /* zrt-replace: "foo" "bar" */
... foo foo foo foo foo''')
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="zpt-resource"
... src="%s" />
... </configure>
... """ %zrtFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='zpt-resource')
>>> resource
<falkolab.resource.zrt.zrtresourcetype.ZRTResource object at ...>
>>> print resource.GET()
bar bar bar bar bar
>>> os.unlink(zrtFileName)
We can specify zrt commant with `property` subdirective. We also can cpecify
resource type if file extension is not match zrt resource mask.
>>> zrtFileName = tempfile.mktemp('style.css')
>>> open(zrtFileName, 'w').write('''\
... foo foo foo foo foo''')
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="zpt-resource-with-property"
... src="%s"
... type="zrt">
... <property
... name="zrt-commands"
... value='/* zrt-replace: "foo" "muu" */' />
... </resource>
... </configure>
... """ %zrtFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='zpt-resource-with-property')
>>> print resource.GET()
muu muu muu muu muu
>>> os.unlink(zrtFileName)
Directory resource
------------------
>>> dirName = tempfile.mkdtemp()
>>> os.mkdir(os.path.join(dirName, 'subfolder'))
>>> open(os.path.join(dirName, 'script.js'), 'w').write('script data')
>>> open(os.path.join(dirName, 'style.css'), 'w').write('style data')
>>> open(os.path.join(dirName, 'image.png'), 'w').write('png image data')
We can register resource directory and specify allowed resource types:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir"
... type="directory"
... src="%s" />
...
... </configure>
... """ %(dirName + '_'), context=context, execute=True)
Traceback (most recent call last):
...
ZopeXMLConfigurationError: ...
ConfigurationError: Directory ... does not exist
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir"
... type="directory"
... src="%s" />
...
... </configure>
... """ %dirName, context=context, execute=True)
>>> dirResource = component.getAdapter(
... request, interface.Interface, name='resdir')
>>> dirResource
<falkolab.resource.resourcetypes.DirectoryResource object at ...>
>>> dirResource.browserDefault(request)
(<function empty at ...>, ())
>>> resource = None
>>> resource = dirResource.publishTraverse(request, 'style.css')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.File)
True
>>> print resource.GET()
style data
>>> print dirResource['style.css'].GET()
style data
>>> dirResource['notpresent.css']
Traceback (most recent call last):
...
KeyError: 'notpresent.css'
>>> resource = None
>>> resource = dirResource.publishTraverse(request, 'notpresent.css')
Traceback (most recent call last):
...
NotFound: ...
>>> resource = dirResource.publishTraverse(request, 'image.png')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
>>> print resource.GET()
png image data
>>> subdir = dirResource.publishTraverse(request, 'subfolder')
>>> subdir
<falkolab.resource.resourcetypes.DirectoryResource object at ...>
We can specify allowed resource types for directory:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir2"
... type="directory"
... src="%s">
... <property name="types" value="image" />
... </resource>
...
... </configure>
... """ %dirName, context=context, execute=True)
>>> dirResource = None
>>> dirResource = component.getAdapter(
... request, interface.Interface, name='resdir2')
>>> dirResource.types
[u'image']
>>> resource = dirResource.publishTraverse(request, 'style.css')
Traceback (most recent call last):
...
NotFound: ...
>>> resource = dirResource.publishTraverse(request, 'image.png')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
>>> os.unlink(os.path.join(dirName, 'script.js'))
>>> os.unlink(os.path.join(dirName, 'style.css'))
>>> os.unlink(os.path.join(dirName, 'image.png'))
>>> os.rmdir(os.path.join(dirName, 'subfolder'))
>>> os.rmdir(dirName)
CHANGES
=======
1.0.3 (2009-08-21)
------------------
- Update tests
- Some minor fixes
1.0.2 (2009-03-13)
------------------
- BUGFIX: ZRT resource invalid property assignment
1.0.1 (2009-03-13)
------------------
- BUGFIX: Impossibile to register two same named resources for different layers
with same named property subdirectives
1.0.0 (2009-03-11)
------------------
- First release
============================
This is set of components for extensible resources
>>> from zope import component, interface
>>> from falkolab.resource import interfaces, resourcetypes
>>> import falkolab.resource
>>> import os, os.path
>>> import tempfile
>>> scriptFileName = tempfile.mktemp('script.js')
>>> open(scriptFileName, 'w').write('script data')
>>> imageFileName = tempfile.mktemp('image.jpg')
>>> open(imageFileName, 'w').write('jpg image data')
>>> ptFileName = tempfile.mktemp('template.pt')
>>> open(ptFileName, 'w').write('zope page template')
Now we can register resources:
>>> from zope.configuration import xmlconfig
>>> import falkolab.resource
>>> import zope.app.zcmlfiles
>>> context = xmlconfig.file('configure.zcml', zope.app.zcmlfiles, execute=True)
>>> context = xmlconfig.file('configure.zcml', zope.app.schema, context=context, execute=True)
>>> context = xmlconfig.file('meta.zcml', falkolab.resource, context=context, execute=True)
>>> context = xmlconfig.file('configure.zcml', falkolab.resource, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resource.js"
... src="%s" />
... </configure>
... """ % scriptFileName, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="image-resource"
... src="%s" />
... </configure>
... """ % imageFileName, context=context, execute=True)
Check if adapters are regitered:
>>> from zope.publisher.browser import TestRequest
>>> request = TestRequest()
>>> response = request.response
>>> resource = component.getAdapter(
... request, interface.Interface, name='resource.js')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.File)
True
>>> resource = component.getAdapter(
... request, interface.Interface, name='image-resource')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
We can specify resource type explicitly
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="image2-resource"
... type="image"
... src="%s" />
... </configure>
... """ % scriptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='image2-resource')
>>> isinstance(resource.context, resourcetypes.Image)
True
Custom resource types
---------------------
We can implement custom resource type. All you need is to define a class
that implement interface IResourceFactory.
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
... <resourceType
... name="custom"
... factory="falkolab.resource.tests.CustomFileResourceFactory" />
... </configure>
... """, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="custom-resource"
... type="custom"
... src="%s" />
... </configure>
... """ %scriptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='custom-resource')
>>> resource
<falkolab.resource.tests.CustomResource object at ...>
Type substitution
-----------------
We can substitute earlier registered type:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
... <resourceType
... name="zpt"
... mask="*.pt"
... factory="falkolab.resource.tests.CustomFileResourceFactory" />
... </configure>
... """, context=context, execute=True)
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="pt-resource"
... src="%s" />
... </configure>
... """ %ptFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='pt-resource')
>>> resource
<falkolab.resource.tests.CustomResource object at ...>
>>> os.unlink(scriptFileName)
>>> os.unlink(imageFileName)
>>> os.unlink(ptFileName)
ZRT resource
------------
File names for ZRT resources must match one of following mask: *.zrt.css *.zrt.js *.zrt
Or you must set type attribute: type="zrt"
>>> zrtFileName = tempfile.mktemp('style.zrt.css')
>>> open(zrtFileName, 'w').write('''\
... /* zrt-replace: "foo" "bar" */
... foo foo foo foo foo''')
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="zpt-resource"
... src="%s" />
... </configure>
... """ %zrtFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='zpt-resource')
>>> resource
<falkolab.resource.zrt.zrtresourcetype.ZRTResource object at ...>
>>> print resource.GET()
bar bar bar bar bar
>>> os.unlink(zrtFileName)
We can specify zrt commant with `property` subdirective. We also can cpecify
resource type if file extension is not match zrt resource mask.
>>> zrtFileName = tempfile.mktemp('style.css')
>>> open(zrtFileName, 'w').write('''\
... foo foo foo foo foo''')
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="zpt-resource-with-property"
... src="%s"
... type="zrt">
... <property
... name="zrt-commands"
... value='/* zrt-replace: "foo" "muu" */' />
... </resource>
... </configure>
... """ %zrtFileName, context=context, execute=True)
>>> resource = component.getAdapter(
... request, interface.Interface, name='zpt-resource-with-property')
>>> print resource.GET()
muu muu muu muu muu
>>> os.unlink(zrtFileName)
Directory resource
------------------
>>> dirName = tempfile.mkdtemp()
>>> os.mkdir(os.path.join(dirName, 'subfolder'))
>>> open(os.path.join(dirName, 'script.js'), 'w').write('script data')
>>> open(os.path.join(dirName, 'style.css'), 'w').write('style data')
>>> open(os.path.join(dirName, 'image.png'), 'w').write('png image data')
We can register resource directory and specify allowed resource types:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir"
... type="directory"
... src="%s" />
...
... </configure>
... """ %(dirName + '_'), context=context, execute=True)
Traceback (most recent call last):
...
ZopeXMLConfigurationError: ...
ConfigurationError: Directory ... does not exist
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir"
... type="directory"
... src="%s" />
...
... </configure>
... """ %dirName, context=context, execute=True)
>>> dirResource = component.getAdapter(
... request, interface.Interface, name='resdir')
>>> dirResource
<falkolab.resource.resourcetypes.DirectoryResource object at ...>
>>> dirResource.browserDefault(request)
(<function empty at ...>, ())
>>> resource = None
>>> resource = dirResource.publishTraverse(request, 'style.css')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.File)
True
>>> print resource.GET()
style data
>>> print dirResource['style.css'].GET()
style data
>>> dirResource['notpresent.css']
Traceback (most recent call last):
...
KeyError: 'notpresent.css'
>>> resource = None
>>> resource = dirResource.publishTraverse(request, 'notpresent.css')
Traceback (most recent call last):
...
NotFound: ...
>>> resource = dirResource.publishTraverse(request, 'image.png')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
>>> print resource.GET()
png image data
>>> subdir = dirResource.publishTraverse(request, 'subfolder')
>>> subdir
<falkolab.resource.resourcetypes.DirectoryResource object at ...>
We can specify allowed resource types for directory:
>>> context = xmlconfig.string("""
... <configure
... xmlns="http://namespaces.falkolab.ru/zope"
... package="falkolab.resource">
...
... <resource
... name="resdir2"
... type="directory"
... src="%s">
... <property name="types" value="image" />
... </resource>
...
... </configure>
... """ %dirName, context=context, execute=True)
>>> dirResource = None
>>> dirResource = component.getAdapter(
... request, interface.Interface, name='resdir2')
>>> dirResource.types
[u'image']
>>> resource = dirResource.publishTraverse(request, 'style.css')
Traceback (most recent call last):
...
NotFound: ...
>>> resource = dirResource.publishTraverse(request, 'image.png')
>>> resource
<falkolab.resource.resourcetypes.FileResource object at ...>
>>> isinstance(resource.context, resourcetypes.Image)
True
>>> os.unlink(os.path.join(dirName, 'script.js'))
>>> os.unlink(os.path.join(dirName, 'style.css'))
>>> os.unlink(os.path.join(dirName, 'image.png'))
>>> os.rmdir(os.path.join(dirName, 'subfolder'))
>>> os.rmdir(dirName)
CHANGES
=======
1.0.3 (2009-08-21)
------------------
- Update tests
- Some minor fixes
1.0.2 (2009-03-13)
------------------
- BUGFIX: ZRT resource invalid property assignment
1.0.1 (2009-03-13)
------------------
- BUGFIX: Impossibile to register two same named resources for different layers
with same named property subdirectives
1.0.0 (2009-03-11)
------------------
- First release
Project details
Download files
Download the file for your platform. If you're not sure which to choose, learn more about installing packages.
Source Distributions
No source distribution files available for this release.See tutorial on generating distribution archives.
Built Distributions
falkolab.resource-1.0.3-py2.5.egg
(40.8 kB
view hashes)
falkolab.resource-1.0.3-py2.4.egg
(41.2 kB
view hashes)
Close
Hashes for falkolab.resource-1.0.3-py2.5.egg
Algorithm | Hash digest | |
---|---|---|
SHA256 | 03c40ae94c8c4de65efffc97bb4752139150718a3ee73fdc021b36356a1355d1 |
|
MD5 | 0507fb3b9c9fb7ce0806d9c24052d736 |
|
BLAKE2b-256 | 069555c4337359f5ddc6f9ecc9973faa2b049d2c2af56e22e8f1cd2ebc2e6e12 |
Close
Hashes for falkolab.resource-1.0.3-py2.4.egg
Algorithm | Hash digest | |
---|---|---|
SHA256 | a6d24d5e818e70d13c2fb06b827cd82290913079e3162553129ae68dbf310fd2 |
|
MD5 | 2cac9eb45a4398bc28284741fb5f0e99 |
|
BLAKE2b-256 | fd159ab52bdb5f9dfbc23fe2b0bebbe9e3abd4a0e911d5446d4092d6bff73f75 |