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nexedi
gitlab-ce
Commits
5277ac1b
Commit
5277ac1b
authored
Oct 10, 2013
by
Marin Jankovski
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Added comments and split the methods further.
parent
7dbbb6de
Changes
1
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1 changed file
with
46 additions
and
13 deletions
+46
-13
app/helpers/gitlab_markdown_helper.rb
app/helpers/gitlab_markdown_helper.rb
+46
-13
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app/helpers/gitlab_markdown_helper.rb
View file @
5277ac1b
...
...
@@ -59,20 +59,48 @@ module GitlabMarkdownHelper
end
end
# text - whole text from a markdown file
# project_path_with_namespace - namespace/projectname
# ref - name of the branch or reference
# wiki - whether the markdown is from wiki or not
def
create_relative_links
(
text
,
project_path_with_namespace
,
ref
,
wiki
=
false
)
links
=
extract_paths
(
text
)
links
.
each
do
|
string
|
new_link
=
new_link
(
project_path_with_namespace
,
string
,
ref
)
text
.
gsub!
(
"](
#{
string
}
)"
,
"](/
#{
new_link
}
)"
)
paths
=
extract_paths
(
text
)
paths
.
each
do
|
path
|
new_path
=
rebuild_path
(
project_path_with_namespace
,
path
,
ref
)
# Replacing old string with a new one with brackets ]() to prevent replacing occurence of a word
# e.g. If we have a markdown like [test](test) this will replace ](test) and not the word test
text
.
gsub!
(
"](
#{
path
}
)"
,
"](/
#{
new_path
}
)"
)
end
text
end
def
extract_paths
(
text
)
text
.
split
(
"
\n
"
).
map
{
|
a
|
a
.
scan
(
/\]\(([^(]+)\)/
)
}.
reject
{
|
b
|
b
.
empty?
}.
flatten
.
reject
{
|
c
|
c
.
include?
(
"http"
||
"www"
)}
def
extract_paths
(
markdown_text
)
all_markdown_paths
=
pick_out_paths
(
markdown_text
)
paths
=
remove_empty
(
all_markdown_paths
)
select_relative
(
paths
)
end
def
new_link
(
path_with_namespace
,
string
,
ref
)
# Split the markdown text to each line and find all paths, this will match anything with - ]("some_text")
def
pick_out_paths
(
markdown_text
)
markdown_text
.
split
(
"
\n
"
).
map
{
|
text
|
text
.
scan
(
/\]\(([^(]+)\)/
)
}
end
# Removes any empty result produced by not matching the regexp
def
remove_empty
(
paths
)
paths
.
reject
{
|
l
|
l
.
empty?
}.
flatten
end
# Reject any path that contains ignored protocol
# eg. reject "https://gitlab.org} but accept "doc/api/README.md"
def
select_relative
(
paths
)
paths
.
reject
{
|
path
|
ignored_protocols
.
map
{
|
protocol
|
path
.
include?
(
protocol
)}.
any?
}
end
def
ignored_protocols
[
"http://"
,
"https://"
,
"ftp://"
,
"mailto:"
]
end
def
rebuild_path
(
path_with_namespace
,
string
,
ref
)
[
path_with_namespace
,
path_with_ref
(
string
,
ref
),
...
...
@@ -80,19 +108,24 @@ module GitlabMarkdownHelper
].
compact
.
join
(
"/"
)
end
def
path_with_ref
(
string
,
ref
)
if
File
.
exists?
(
Rails
.
root
.
join
(
string
))
"
#{
local_path
(
string
)
}
/
#{
correct_ref
(
ref
)
}
"
# Checks if the path exists in the repo
# eg. checks if doc/README.md exists, if it doesn't then it is a wiki link
def
path_with_ref
(
path
,
ref
)
if
File
.
exists?
(
Rails
.
root
.
join
(
path
))
"
#{
local_path
(
path
)
}
/
#{
correct_ref
(
ref
)
}
"
else
"wikis"
end
end
def
local_path
(
string
)
File
.
directory?
(
Rails
.
root
.
join
(
string
))
?
"tree"
:
"blob"
# Check if the path is pointing to a directory(tree) or a file(blob)
# eg. doc/api is directory and doc/README.md is file
def
local_path
(
path
)
File
.
directory?
(
Rails
.
root
.
join
(
path
))
?
"tree"
:
"blob"
end
# We will assume that if no ref exists we can point to master
def
correct_ref
(
ref
)
ref
?
ref
:
'master'
ref
?
ref
:
"master"
end
end
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