diff options
| -rw-r--r-- | readme.md | 9 | ||||
| -rwxr-xr-x | strichliste.lua | 17 |
2 files changed, 18 insertions, 8 deletions
@@ -3,9 +3,14 @@ A _simpler_ trust based ledger. The entire application is contained within `strichliste.lua`. This script -implements CGI. It was tested against Lua version 5.4.7. The "database" will be -written to a file named `log` in the working directory. +implements CGI. It was tested against Lua version 5.4.7. Application data is +stored in a number of files in the process working directory (See below). The repository also contains a configuration file for the [gnix http server](https://codeberg.org/metamuffin/gnix) (`gnix.yaml`) which is useful for development or proxyless deployments. + +## Data Files + +- `log` stores the transaction log as CSV (`time,user,amount,comment`) +- `products` stores the product list as CSV (`barcode,price,name`) diff --git a/strichliste.lua b/strichliste.lua index c3ce80e..927a08a 100755 --- a/strichliste.lua +++ b/strichliste.lua @@ -41,7 +41,9 @@ local stylesheet = [[ .amount-neg { color: red; } nav h2 { display: inline-block } .notif { padding: 0.5em; margin: 0.5em; background-color: #ddd; } - .notif p { margin: 5px } + .notif p { margin: 5px; } + form.box { border: 2px solid grey; padding: 0.5em; margin: 0.5em; display: inline-block; } + form h3 { margin: 5px; } ]] local script = [[ @@ -160,7 +162,7 @@ local function r_user() return respond_error("failed to open log") end local time = os.time() - log:write(string.format("%d,%s,%s,%s\n", time, username, amount, comment)) + log:write(string.format("%d,%s,%d,%s\n", time, username, amount, comment)) log:flush() log:close() notif = string.format( @@ -185,7 +187,8 @@ local function r_user() print(string.format("<p>Current balance: <span class=\"amount-%s\">%.02f€</p>", balance >= 0 and "pos" or "neg", balance / 100)) print([[ - <form class="transaction" action="" method="POST"> + <form class="transaction box" action="" method="POST"> + <h3>Create Transaction</h3> <label for="amount">Amount: </label> <input type="number" name="amount" id="amount" /><br/> <label for="comment">Comment: </label> @@ -216,8 +219,9 @@ local function r_log() print("<table>") print("<tr><th>Time</th><th>Username</th><th>Amount</th><th>Comment</th></tr>") for time, username, amount, comment in read_log() do - print(string.format("<tr><td>%d</td><td>%s</td><td>%.02f€</td><td>%s</td></tr>", time, escape(username), - amount / 100, escape(comment))) + print(string.format("<tr><td>%d</td><td>%s</td><td class=\"amount-%s\">%.02f€</td><td>%s</td></tr>", time, + escape(username), + amount >= 0 and "pos" or "neg", amount / 100, escape(comment))) end print("</table>") end) @@ -226,7 +230,8 @@ end local function r_index() return respond(200, "Users", function() print([[ - <form action="/" method="GET"> + <form action="/" method="GET" class="box"> + <h3>User Creation</h3> <label for="username">Username: </label> <input type="text" name="create_user" id="username" /><br/> <input type="submit" value="Continue" /> |