debian-mirror-gitlab/app/models/snippet.rb
2016-11-03 12:29:30 +05:30

167 lines
4.1 KiB
Ruby

class Snippet < ActiveRecord::Base
include Gitlab::VisibilityLevel
include Linguist::BlobHelper
include CacheMarkdownField
include Participable
include Referable
include Sortable
include Awardable
cache_markdown_field :title, pipeline: :single_line
cache_markdown_field :content
# If file_name changes, it invalidates content
alias_method :default_content_html_invalidator, :content_html_invalidated?
def content_html_invalidated?
default_content_html_invalidator || file_name_changed?
end
default_value_for :visibility_level, Snippet::PRIVATE
belongs_to :author, class_name: 'User'
belongs_to :project
has_many :notes, as: :noteable, dependent: :destroy
delegate :name, :email, to: :author, prefix: true, allow_nil: true
validates :author, presence: true
validates :title, presence: true, length: { within: 0..255 }
validates :file_name,
length: { within: 0..255 },
format: { with: Gitlab::Regex.file_name_regex,
message: Gitlab::Regex.file_name_regex_message }
validates :content, presence: true
validates :visibility_level, inclusion: { in: Gitlab::VisibilityLevel.values }
# Scopes
scope :are_internal, -> { where(visibility_level: Snippet::INTERNAL) }
scope :are_private, -> { where(visibility_level: Snippet::PRIVATE) }
scope :are_public, -> { where(visibility_level: Snippet::PUBLIC) }
scope :public_and_internal, -> { where(visibility_level: [Snippet::PUBLIC, Snippet::INTERNAL]) }
scope :fresh, -> { order("created_at DESC") }
participant :author
participant :notes_with_associations
def self.reference_prefix
'$'
end
# Pattern used to extract `$123` snippet references from text
#
# This pattern supports cross-project references.
def self.reference_pattern
@reference_pattern ||= %r{
(#{Project.reference_pattern})?
#{Regexp.escape(reference_prefix)}(?<snippet>\d+)
}x
end
def self.link_reference_pattern
@link_reference_pattern ||= super("snippets", /(?<snippet>\d+)/)
end
def to_reference(from_project = nil)
reference = "#{self.class.reference_prefix}#{id}"
if cross_project_reference?(from_project)
reference = project.to_reference + reference
end
reference
end
def self.content_types
[
".rb", ".py", ".pl", ".scala", ".c", ".cpp", ".java",
".haml", ".html", ".sass", ".scss", ".xml", ".php", ".erb",
".js", ".sh", ".coffee", ".yml", ".md"
]
end
def data
content
end
def hook_attrs
attributes
end
def size
0
end
# alias for compatibility with blobs and highlighting
def path
file_name
end
def name
file_name
end
def sanitized_file_name
file_name.gsub(/[^a-zA-Z0-9_\-\.]+/, '')
end
def mode
nil
end
def visibility_level_field
visibility_level
end
def no_highlighting?
content.lines.count > 1000
end
def notes_with_associations
notes.includes(:author)
end
class << self
# Searches for snippets with a matching title or file name.
#
# This method uses ILIKE on PostgreSQL and LIKE on MySQL.
#
# query - The search query as a String.
#
# Returns an ActiveRecord::Relation.
def search(query)
t = arel_table
pattern = "%#{query}%"
where(t[:title].matches(pattern).or(t[:file_name].matches(pattern)))
end
# Searches for snippets with matching content.
#
# This method uses ILIKE on PostgreSQL and LIKE on MySQL.
#
# query - The search query as a String.
#
# Returns an ActiveRecord::Relation.
def search_code(query)
table = Snippet.arel_table
pattern = "%#{query}%"
where(table[:content].matches(pattern))
end
def accessible_to(user)
return are_public unless user.present?
return all if user.admin?
where(
'visibility_level IN (:visibility_levels)
OR author_id = :author_id
OR project_id IN (:project_ids)',
visibility_levels: [Snippet::PUBLIC, Snippet::INTERNAL],
author_id: user.id,
project_ids: user.authorized_projects.select(:id))
end
end
end