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同步文件树与文本文件替换

项目描述

文件树替换

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允许从源文件树同步目标文件树,同时允许进行某些替换。

File Tree Subs在底层使用doit来跟踪更改,以确保只有在必要时才更改文件。

请参阅以下三个示例,了解filetreesubs的典型用例。我将其用于预处理Nikola(一个静态博客/网站生成器)的输出,以便在所有生成的HTML页面中插入侧边栏,并在侧边栏和标签概览页中插入标签云。

安装,请使用pip install filetreesubs

示例

假设你有以下文件树

input/
    index.html
    team.html
    products.html
    menu.inc
    testimonials.inc

.html文件中,你将占位符字符串INSERT_MENU_HERE放置在input/menu.inc内容应插入的位置,将INSERT_TESTIMONIALS放置在input/testimonials.inc内容应插入的位置。你还想将COPYRIGHT_YEAR替换为2017。结果应该是一个没有.inc文件的树

output/
    index.html
    team.html
    products.html

占位符字符串被替换。要使用filetreesubs完成此操作,请创建一个配置文件filetreesubs-config.yaml

# Source directory
source: input
# Destination directory
destination: output
substitutes:
  # The following is a regular expression to match the filenames:
  '.*\.html':
    # The strings to replace
    'INSERT_MENU_HERE':
      # With what to replace them
      file: menu.inc
    'INSERT_TESTIMONIALS':
      file: testimonials.inc
    'COPYRIGHT_YEAR':
      text: '2017'

然后运行filetreesubs将output/同步,使其包含来自input/的文件,除了menu.inc,并确保替换发生。

示例:Nikola中的侧边栏

您可以在侧边栏插件中找到用于Nikola的示例网站,该插件位于felixfontein/filetreesubs-nikola-demo的GitHub仓库

一个更复杂但不太明确的示例可以在我的博客中找到,该博客还包括一个标签云(由static_tag_cloud插件渲染的侧边栏)。

示例:替换链

假设在上面的例子中,您想在menu.inc本身也使用INSERT_TESTIMONIALS。运行上面的例子,即使您将匹配所有HTML文件的正则表达式扩展到.*以匹配所有文件,此替换也不会进行。

要将替换应用于包含的文件,您需要使用替换链。将以下内容追加到上述配置中

substitute_chains:
- template: menu.inc
  substitutes:
    'INSERT_TESTIMONIALS':
      file: testimonials.inc

这将使INSERT_TESTIMONIALS的替换也应用于menu.inc

示例:创建索引文件

假设您的文件夹结构如下

input/
    index.html
    images/
        logo.jpeg
        2017/
            happynewyear-2017.jpeg

您想将输出上传到Web服务器,使其在http://example.com下可用,但如果有人访问http://example.com/images/http://example.com/images/2017/,您不希望人们看到文件列表或错误页面,而是显示一条漂亮的消息,让他们查看主页。您可以使用filetreesubs来实现这一点。将以下内容添加到配置中

create_index_filename: index.html
create_index_content: |
  <!DOCTYPE html>
  <html>
    <head>
      <title>There's nothing to see here.</title>
      <meta http-equiv="refresh" content="10; url=..">
    </head>
    <body>
      There's nothing to see here. Go <a href="..">here</a> instead.
      You will be automatically redirected there in 10 seconds.
    </body>
  </html>

然后在每个不包含index.html文件的文件夹中,将创建一个包含指定内容的index.html文件。

配置文件格式

配置文件使用YAML格式。默认情况下,配置假定位于当前目录的filetreesubs-config.yaml中。如果您想指定不同的配置文件名,您可以在命令行中简单地指定它

filetreesubs my-config-file.yaml

以下带注释的YAML文件显示了所有可用的选项

# The source directory. Specify a path here.
source: input

# The destination directory. Specify a path here.
destination: output

# The substitutions to make
substitutes:
  # For every substitution, you need to specify a regex pattern
  # matching the file name. Use '.*' to match everything, and
  # '.*\.html' to match all files ending with '.html'.
  '.*':
    # Now you can specify a number of strings which shall be replaced
    'STRING TO REPLACE':
      # In this case, we want to replace the string by the contents
      # of the file menu.inc. Note that menu.inc won't be copied
      # to the destination directory anymore.
      file: menu.inc
    'ANOTHER_REPLACEMENT_STRING':
      # In this case, we want to replace the string by another string
      # we explicitly specify here.
      text: '(replacement text)'
  # Now we can specify more filename matching patterns ...
  '.*\.html':
    # ... and more replacements
    'YET_ANOTHER_STRING':
      text: '(some more)'

# To do substitutions in files like menu.inc, we need substitution
# chains.
substitute_chains:
# Each substitution chain consists of the name of the file to
# substitute in, like menu.inc:
- template: menu.inc
  # As well as a list of substitutions, using the same syntax as above:
  substitutes:
    # The string to replace:
    'INCLUDE_INCLUDE':
      # What to replace it with
      file: include.inc
    'INCLUDE_STRING':
      text: '...'
# You can have as many substitution chains as you want
- template: include.inc
  substitutes:
    'ONE_MORE':
      text: '(...)'

# To create index files (when not already existing), you must
# specify the name of these files:
create_index_filename: index.html

# This allows to specify the content of index files.
create_index_content: |
  <!DOCTYPE html>
  <html lang="en">
    <head>
      <title>there's nothing to see here.</title>
      <meta name="robots" content="noindex">
      <meta http-equiv="refresh" content="0; url=..">
    </head>
    <body style="background-color:black; color:white;">
      <div style="position:absolute; top:0; left:0; right:0; bottom:0;">
        <div style="width:100%; height:100%; display:table;">
            there's nothing to see here. go <a href=".." style="color:#AAA;">here</a> instead.
          </div>
        </div>
      </div>
    </body>
  </html>

# By default, filetreesubs assumes that all text files it processes
# are UTF-8 encoded. If that's not the case, you can change another
# encoding here.
encoding: utf-8

# In case you need to do so, you can insert configurations for doit
# directly here. See `here <http://pydoit.org/configuration.html#configuration-at-dodo-py>`__
# for possible configurations.
doit_config:
  # The following option sets the filename for the dependency database.
  # If you want to execute different filetreesubs commands concurrently
  # from a folder, you need to specify different dependency database
  # names per project config.
  dep_file: '.doit-myproject.db'

项目详情


下载文件

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源分布

filetreesubs-1.2.0.tar.gz (12.6 kB 查看哈希)

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构建分布

filetreesubs-1.2.0-py3-none-any.whl (13.2 kB 查看哈希)

上传时间 Python 3

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