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Easily import static HTML websites into Plone.

Project description

Parse2Plone is an HTML parser (in the form of a Buildout recipe that creates a script for you) to easily get content from static HTML websites into Plone.

Warning

This is a Buildout recipe for use with Plone; by itself it does nothing. If you do not know what Plone is, please see: http://plone.org. If you do not know what Buildout is, please see: http://www.buildout.org/.

Getting started

Because it always drives me nuts when you have to dig for a recipe’s options, here they are:

[import]
recipe = parse2plone
path = /Plone
illegal_chars = _ .
html_extensions = html
image_extensions = gif jpg jpeg png
file_extensiosn = mp3
target_tags = a div h1 h2 p
force = false
publish = false
slugify = false
rename = false

The parameters listed above are configured with their default values. Edit these values if you would like to change the default behavior; they are (mostly) self-explanatory. Now you can just cut and paste to get started or keep reading if you would like to know more.

Explanation

Why did you create Parse2Plone when the following packages already exist:

Here are some reasons:

  • Because Parse2Plone is aimed at lowering the bar for folks who don’t already know (or want to know) what a “transmogrifier blueprint” is but are able to update their buildout.cfg file; run Buildout; then run a single command all without having to think too much.

  • collective.transmogrify provides a framework for creating reusable pipes (whose definitions are called blueprints). Parse2Plone provides a single, non-reusable “pipe/blueprint”.

  • The author had an itch to scratch; it will be nice for him to be able to say “just go write a script” and then point to an example.

  • Transmogrifier and friends appear to be “developer’s tools”, while the author wants Parse2Plone to be an “end user’s tool”.

If you are a developer looking to create repeatable migrations, you probably want to be using collective.transmogrifier. If you are an end user that just wants to see your static website in Plone, then you might want to give Parse2Plone a try.

There is also this user comment, which captures the author’s sentiment:

Parse2Plone's release was very timely as I need either this or something very
similar - and while I've no doubt I could make transmogrify do the job, it's a
lot of work for a one-shot loading of legacy pages.

                                                -Derek Broughton

Installation

You can install Parse2Plone by editing your buildout.cfg file like so. First add an import section:

[import]
recipe = parse2plone

Then add the import section to the list of parts:

[buildout]
...
parts =
    ...
    import

Now run bin/buildout as usual.

Execution

You can run Parse2Plone like this:

$ bin/plone run bin/import /path/to/files

Demonstration

If you have a site in /var/www/html that contains the following:

/var/www/html/index.html
/var/www/html/about/index.html

You should run:

$ bin/plone run bin/import /var/www/html

And the following will be created:

Modification

Modifying the default behavior of parse2plone is easy; just use the command line options or add parameters to your buildout.cfg file. Both approaches allow customization of the same set of options, but the command line arguments will trump any settings found in your buildout.cfg file.

Buildout options

You can configure the following parameters in your buildout.cfg file in the parse2plone recipe section.

Options

Parameter

Default value

Description

path

/Plone

Specify an alternate location in the database for the import to occur.

illegal_chars

_ .

Specify illegal characters. parse2plone will ignore files that contain these characters.

html_extensions

html

Specify HTML file extensions. parse2plone will import HTML files with these extensions

image_extensions

png, gif, jpg, jpeg,

Specify image file extensions. parse2plone will import image files with these extensions.

file_extensions

mp3

Specify image file extensions. parse2plone will import files with with these extensions.

target_tags

a h1 h2 p

Specify target tags. parse2plone will parse the contents of HTML tags listed.

force

false

Force create folders that do not exist.

publish

false

Publish newly created content.

slugify

false

“Slugify” content. (see slugify.py)

rename

false

Rename content. (see rename.py)

Example

Instead of accepting the default parse2plone behaviour, in your buildout.cfg file you may specify the following:

[import]
recipe = parse2plone
path = /Plone/foo
html_extensions = htm
image_extensions = png
target_tags = p

This will configure parse2plone to (only) import content from:

  • Images ending in .png

  • HTML files ending in .htm

  • Text within p tags

to:

  • A folder named /Plone/foo.

Command line options

The following parse2plone command line options are supported.

Options

'--path', '-p'

You can specify an alternate import path (‘/Plone’ by default) with --path or -p:

$ bin/plone run bin/import /path/to/files --path=/Plone/foo
'--html-extensions'

You can specify HTML file extensions with the --html-extensions option:

$ bin/plone run bin/import /path/to/files --html-extensions=htm
'--image-extensions'

You can specify image file extensions with the --image-extensions option:

$ bin/plone run bin/import /path/to/files --image-extensions=png
'--file-extensions'

You can specify generic file extensions with the --file-extensions option:

$ bin/plone run bin/import /path/to/files --file-extensions=pdf
'--target-tags'

You can specify the target tags to parse with the --target-tags option:

$ bin/plone run bin/import /path/to/files --target-tags=p
'--force'

Force create folders that do not exist.

'--publish'

Publish newly created content.

'--slugify'

“Slugify” content (see slugify.py).

'--rename'

Rename content (see rename.py).

'--help'

You can ask parse2plone to tell you about its available options with the --help option:

$ bin/plone run bin/import -h
Usage: import [options]

Options:
  -h, --help            show this help message and exit
  -p PATH, --path=PATH  Path to Plone site object or sub-folder
  --html-extensions=HTML_EXTENSIONS
                        Specify HTML file extensions
  --illegal-chars=ILLEGAL_CHARS
                        Specify characters to ignore
  --image-extensions=IMAGE_EXTENSIONS
                        Specify image file extensions
  --file-extensions=FILE_EXTENSIONS
                        Specify generic file extensions
  --target-tags=TARGET_TAGS
                        Specify HTML tags to parse
  --force               Force creation of folders
  --publish             Optionally publish newly created content
  --slugify             Optionally "slugify" content (see slugify.py)
  --rename=RENAME       Optionally rename content (see rename.py)

Example

Instead of accepting the default parse2plone behaviour, on the command line you may specify the following:

$ bin/plone run bin/import /path/to/files -p /Plone/foo --html-extensions=html \
    --image-extensions=png --target-tags=p

This will configure parse2plone to (only) import content from:

  • Images ending in .png

  • HTML files ending in .htm

  • Text within p tags

to:

  • A Plone site folder named /Plone/foo.

Consternation

Here are some trouble-shooting comments/tips.

Compiling lxml

Parse2Plone requires lxml which in turn requires libxml2 and libxslt. If you do not have lxml installed “globally” (i.e. in your system Python’s site-packages directory) then Buildout will try to install it for you. At this point lxml will look for the libxml2/libxslt2 development libraries to build against, and if you don’t have them installed on your system already your mileage may vary (i.e. Buildout will fail).

Database access

Before running parse2plone, you must either stop your Plone site or use ZEO. Otherwise parse2plone will not be able to access the database.

Communication

Questions, comments, or concerns? Please e-mail: aclark@aclark.net.

History

0.9.2 (11/03/2010)

  • More doc fixes

0.9.1 (11/03/2010)

  • Doc fixes

0.9.0 (11/03/2010)

  • Fix regressions introduced (or unresolved as of) 0.8.2. Thanks Derek Broughton for the bug report(s)

    • Many fixes to convert_parameter_values() method which converts recipe parameters to arguments passed to main()

    • Fix slugify feature

0.8.2 (11/02/2010)

  • Add rename feature

  • Fix regressions introduced in 0.8.1

0.8.1 (10/29/2010)

  • Refactor options/parameters functionality to universally support _SETTINGS dict

  • Add “slugify” feature

  • Doc fixes

  • Add support to optionally publish content after creation

  • Add support for generic file import

0.8 (10/27/2010)

  • Support the importing of content to folders within the Plone site object

0.7 (10/25/2010)

  • Documentation fixes

0.6 (10/25/2010)

  • Support customization via recipe parameters and command line arguments

0.5 (10/22/2010)

  • Revert ‘Add Plone to install_requires’

0.4 (10/22/2010)

  • Add ‘Plone’ to install_requires

0.3 (10/22/2010)

  • Another setuptools fix

0.2 (10/22/2010)

  • Setuptools fix

0.1 (10/21/2010)

  • Initial release

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