Merge branch 'master' of https://github.com/rk700/PyMuPDF

Author: JorjMcKie

README.md

@@ -4,8 +4,7 @@
 
 Release date: November 20, 2021
 
-On **[PyPI](https://pypi.org/project/PyMuPDF)** since August 2016: [![Downloads](https://static.pepy.tech/personalized-badge/pymupdf?period=total&units=international_system&left_color=black&right_color=orange&left_text=Downloads)](https://pepy.tech/project/pymupdf)
-
+On **[PyPI](https://pypi.org/project/PyMuPDF)** since August 2016: [![](https://pepy.tech/badge/pymupdf)](https://pepy.tech/project/pymupdf)
 # Author
 [Jorj X. McKie](mailto:jorj.x.mckie@outlook.de), based on original code by [Ruikai Liu](mailto:lrk700@gmail.com).
 
@@ -77,7 +76,7 @@ python -m pip install --upgrade pip
 python -m pip install --upgrade pymupdf
 ```
 
-There are **no mandatory** external dependencies. However, some **optional features** become available if additional packages are installed:
+There are **no mandatory** external dependencies. However, some **optional features** become available only if additional packages are installed:
 
 * [Pillow](https://pypi.org/project/Pillow/) for using pillow image output directly from PyMuPDF
 * [fontTools](https://pypi.org/project/fonttools/) for creating font subsets

docs/page.rst

@@ -428,6 +428,9 @@ In a nutshell, this is what you can do with PyMuPDF:
 
       :arg dict linkdict: the link to be modified.
 
+      .. warning:: If updating / inserting a URI link (``"kind": LINK_URI``), please make sure to start the value for the ``"uri"`` key with an unambiguous string like ``"http://"``, ``"https://"``, ``"file://"``, ``"ftp://"``, ``"mailto:"``, etc. Otherwise -- depending on the browser -- unexpected default assumptions may lead to unwanted behaviours.
+
+
 
    .. method:: get_label()
 
@@ -1596,7 +1599,7 @@ Each entry of the :meth:`Page.get_links` list is a dictionay with the following
 
 * *file*: a string specifying the destination file. Required for *LINK_GOTOR* and *LINK_LAUNCH*, else ignored.
 
-* *uri*:  a string specifying the destination internet resource. Required for *LINK_URI*, else ignored.
+* *uri*:  a string specifying the destination internet resource. Required for *LINK_URI*, else ignored. You should make sure to start this string with an unambiguous substring, that classifies the subtype of the URL, like ``"http://"``, ``"https://"``, ``"file://"``, ``"ftp://"``, ``"mailto:"``, etc. Otherwise your browser will try to interpret the text and come to unwanted / unexpected conclusions about the intended URL type.
 
 * *xref*: an integer specifying the PDF :data:`xref` of the link object. Do not change this entry in any way. Required for link deletion and update, otherwise ignored. For non-PDF documents, this entry contains *-1*. It is also *-1* for **all** entries in the *get_links()* list, if **any** of the links is not supported by MuPDF - see the note below.