Stanislav N. aka pztrn
48d43ca097
Pagination now works. Temporary hardcoded 10 pastes per page, will be put in configuration later. Maybe. From now user will receive readable error message if error occured. Started to work on syntax highlighting, tried to make lexers detection work but apparently to no avail.
99 lines
3.0 KiB
Go
99 lines
3.0 KiB
Go
// Fast Paste Bin - uberfast and easy-to-use pastebin.
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//
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// Copyright (c) 2018, Stanislav N. aka pztrn and Fast Paste Bin
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// developers.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject
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// to the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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package pastes
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const (
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// Pagination. Hardcoded for 30 for now.
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PAGINATION = 10
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)
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// GetByID returns a single paste by ID.
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func GetByID(id int) (*Paste, error) {
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p := &Paste{}
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dbConn := c.Database.GetDatabaseConnection()
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err := dbConn.Get(p, dbConn.Rebind("SELECT * FROM `pastes` WHERE id=?"), id)
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if err != nil {
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return nil, err
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}
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return p, nil
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}
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// GetPagedPastes returns a paged slice of pastes.
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func GetPagedPastes(page int) ([]Paste, error) {
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var pastes []Paste
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dbConn := c.Database.GetDatabaseConnection()
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// Pagination - 30 pastes on page.
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var startPagination = 0
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if page > 1 {
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startPagination = (page - 1) * PAGINATION
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}
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err := dbConn.Select(&pastes, dbConn.Rebind("SELECT * FROM `pastes` ORDER BY id DESC LIMIT ? OFFSET ?"), PAGINATION, startPagination)
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if err != nil {
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return nil, err
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}
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return pastes, nil
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}
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// GetPastesPages returns an integer that represents quantity of pages
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// that can be requested (or drawn in paginator).
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func GetPastesPages() int {
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var pastesCount int
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dbConn := c.Database.GetDatabaseConnection()
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err := dbConn.Get(&pastesCount, "SELECT COUNT(id) FROM `pastes`")
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if err != nil {
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return 1
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}
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// Calculate pages.
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pages := pastesCount / PAGINATION
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// Check if we have any remainder. Add 1 to pages count if so.
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if pastesCount%PAGINATION != 0 {
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pages += 1
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}
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return pages
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}
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// Save saves paste to database and returns it's ID.
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func Save(p *Paste) (int64, error) {
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dbConn := c.Database.GetDatabaseConnection()
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result, err := dbConn.NamedExec("INSERT INTO `pastes` (title, data, created_at, keep_for, keep_for_unit_type, language) VALUES (:title, :data, :created_at, :keep_for, :keep_for_unit_type, :language)", p)
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if err != nil {
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return 0, err
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}
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ID, err1 := result.LastInsertId()
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if err1 != nil {
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return 0, err
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}
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return ID, nil
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}
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